Precalculus: mathematics for calculus, enhanced review edition solutions

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Answer 1

Answer:

Hello I see you know about math but Is it your question

Explanation:


Related Questions

which of the following is/are contained within the spermatic cord?

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Answer:

The spermatic cord contains the ductus deferens (vas deferens), the testicular artery and the pampiniform plexus of veins. Other structures in the cord are the cremasteric artery, the artery to the vas, nerve to the cremaster, sympathetic nerves and the lymphatics of the testis and epididymis.

Explanation:

The spermatic cord contains the ductus deferens (vas deferens), the testicular artery and the pampiniform plexus of veins. Other structures in the cord are the cremasteric artery, the artery to the vas, nerve to the cremaster, sympathetic nerves and the lymphatics of the testis and epididymis.

What is the name for a spermatic cord vein abnormal dilation?

A varicocele is an abnormal enlargement and tortuosity of the spermatic cord veins. Although varicoceles are frequently discovered during routine physical examinations and are common in the general population, they are the most frequently treatable cause of male factor infertility.

In the veins located in the scrotum, directly above the testicles, it is thought that varicoceles are brought on by faulty valves. These valves typically control how much blood is sent to and received from the testicles. Blood backs up when normal flow doesn't happen, which causes the veins to enlarge.

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What is the measure of each interior angle of a regular decagon brainly

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Measurements of the interior angle of a decagon (10 sided polygon) is 1,440. Formula used is (n-2)(180) leaving it to be divided by the sum of the number of total sides in the polygon.

The standard form of the equation of a circle is (x−3)2+(y−1)2=16. what is the general form of the equation?

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Answer:

x=3 y=1

Explanation:

x-3=0 y-1=0

x=3 y=1

(3-3)2+(1-1)=16

Answer:

Hello! Really really sorry I am alte! Hope this helps though! Have a nice day! And really helpful for k12 users!

Explanation:

Fred has to write a report on the general opinion of the influence of television on political decision-making. what internet resource can he use to find information or start a discussion with other people on the topic?

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Answer: You could start a reddit discussion.

Explanation:

Reddit draws in a lot of people in so you could get feedback easily

George started a coin collection. his dad gave him 75 coins. each month he will add 20 coins to the collection. which equation can be used to find y, the total number of coins in george’s collection after x months?

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Answer:

The equation that could be used for determining the y should be option B y = 20x + 75

Calculation of an equation:

Since dad gave him 75 coins. each month he will add 20 coins.

Here we assume a number of months be x

So, the equation is

y = 20x + 75

Therefore, we can conclude that The equation that could be used for determining the y should be option B y = 20x + 75

Explanation:

hope this helps!:) if does mark brainllest pls and thank u!

Aster sells used cars. she earns no base pay, but is paid a commission of 25% for each car sold which can be modeled by the equation y = 0.25x, where x represents the total dollar amount of car sales. what is the meaning of the x-intercept in the equation? a) aster's percentage of the sales b) amount of earned raised with no sales c) used car company's percentage of sales d) amount of sales when no money has been earned

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Using the given proportional relationship, it is found that the meaning of the x-intercept in the equation is given by:

d) amount of sales when no money has been earned

What is a proportional relationship?

A proportional relationship is a function in which the output variable is given by the input variable multiplied by a constant of proportionality, that is:

y = kx

In which k is the constant of proportionality.

In this problem, the relationship is:

y = 0.25x.

In which y is the amount of money earned on x sales.

The x-intercept is the value of x when y = 0, that is, the value of x when no money has been earned, hence option d is correct.

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Glencoe algebra 1 standardized test practice answer key

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An example of Glencoe algebra 1 standardized test is simply 9a² + 7a + 4a² + 2a.

What is Glencoe Algebra 1 about?

This is known to be a type of Textbook that is a  Series. Its aim is to link math content and  produce a set of adaptive instruction for students to succeed in algebra.

In the  simplification of 9a² + 7a + 4a²  2a. you add like terms together.

Therefore, the answer will be 13a² + 9a

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65g of nitric acid are produced in a reaction. 2. 5g of platinum are added to the reaction vessel at the start of the reaction to act as a catalyst. how much platinum will there be left in the vessel at the end of the reaction?

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Answer:

2. 5g of platinum

Explanation:

catalyst gets the reaction going faster

its not part of the reaction

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65g of nitric acid are produced in a reaction. 2. 5g of platinum are added to the reaction vessel at the start of the reaction to act as a catalyst, 2. 5g platinum will there be left in the vessel at the end of the reaction.

What do you mean by catalyst ?

The term catalyst is defined as a substance that changes the rate of a chemical reaction but is itself unchanged at the end of the process.  Catalysis is the process of facilitating a reaction by adding a catalyst.

A catalyst is a substance that accelerates or reduces the temperature or pressure required to initiate a chemical reaction without being consumed in the process.

65g of nitric acid are produced in a reaction. 2. 5g of platinum are added to the reaction vessel at the start of the reaction to act as a catalyst, 2. 5g platinum will there be left in the vessel at the end of the reaction. Because catalyst increased the rate of reaction, it does not involve.

Thus,  2. 5g platinum will there be left in the vessel at the end of the reaction.

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Alexis is trying to partition segment ab in the ratio 2:3 using a compass. select the step that is missing in his process.

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The process that Alexis should use to partition segment ab in the ratio 2:3 using a compass is; As detailed below

How to partition a Line Segment?

To divide a line segment in 2:3 using compass, the steps that alexis has to follow these steps:

1) Draw any ray aₓ which makes an acute angle with segment ab.

2) Locate points a₁, a₂, a₃, a₄, a₅ on the ray aₓ such that aa₁, a₁a₂, a₂a₃, a₃a₄ and a₄a₅ are equal, with the aid of a compass.

3) Since alexis has to divide the line in ratio of 2:3, then the ray aₓ is divided into 5 equal parts.

4) Join the point b with the point a₅

5) From the point a₂, draw a line parallel to ba₅ and this can be drawn by making an angle equal to ∠aa₅b

6) Now, consider that the line that is drawn parallel to ba₅ intersect the given line ab at the point c.

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Mike is hanging a string of lights on his barn for a square dance

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I’m sorry but I’m just not feeling good right now but I’m still waiting for a new job for me and my brother and sister-in-law will have them for you tomorrow at work

draw the structural formula for the product formed by the reaction of the compound shown below with propylmagnesium bromide followed by aqueous hcl.

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To draw the structural formula of the product first identify both the reactants and possible products, and then draw a structure to represent the product.

How to know what is the product of a reaction?

The product of a reaction derives from the reactants or initial substances. Due to this, the best way to identify the product is to identify the reactants and determine how they interact. For example:

Are the reactans joining to form one product?Is a certain atom trasnferring from one strucutre to another?Among others.

How to draw a structural formula?Identify the number of carbons in the product as this is usually the base for a structural formula and represent them, for this you can use C to represent each carbon atom.Place other atoms in the structure by making sure to relate the atoms to the correct carbon atom.Remember to represent the type of bonds between atoms. For example two lines connecting two atoms means there is a double bond.

Note: This question is incomplete because ther is not information about the compound; due to this, the answer is based on general knowledge.

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In the summer, the arctic fox appears brown because its cells produce a dark pigment. however, in the winter, the arctic fox appears white because the dark pigment is not produced. the color change is most likely due to the effect of

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Answer:

To camouflage

Explanation:

This trait was selected for because it led to better survival. In the winter the foxes would be white and blend in with the snow to hide from predators and in the summer they become darker to better blend in with the summer environment.

Which three items should a user remember when rating digital information

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The three items  a user remember when rating digital information are

Accuracy, Distribtion and Information

Digital Information Rating

Digital Ratings give us information about an idea of its content consumption by estimating

audience outreach, frequency and tme spent on digital contenet gross rating point (GRP).

When rating any digital information, it is important to rememnber

Accuracy : This determines the quality of the informationDistrribution: This determines its sustainabilityInformation: This determines its relevance

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You are given a sample of metal and asked to determine its specific heat. you weigh the sample and find that its weight is 28.4 n. you carefully add 1.25 x 104 j of heat energy to the sample and find that its temperature rises to 18.0 °c. what is the sample’s specific heat?

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The specific heat of the given sample of metal is 14.32 J/kg.K.

What is the Specific heat of a sample?

The specific heat of a sample is the amount of heat needed or required to raise the temperature of that sample by 1K. It is given by the formula:

Q = mCΔT

where;

Q = Heat transferredm = Mass of the substanceC = Specific heat ΔT= Change in temperature.

Recall that:

weight of a substance = mass × gravity

mass = 28.4 N/ 9.8 m/s²mass = 3 N/m/s² = 3 kg

From the equation:

Q = mCΔT

[tex]\mathbf{C = \dfrac{1.25 \times 10^4 \ J}{3 \ Kg \times 291 \ K }}}[/tex]

C = 14.32 J/kg.K

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According to the law of supply and demand, an increase in supply and a decrease in demand results in -

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Answer:

in the market a decrease in demand and an increase in the supply results to a serious fall in the equilibrium prices.

Explanation:

Therefore the effect on the equilibrium quantity caused by the decrease in demand and increase in the supply cannot be identified. moreover the producers forced to lower the prices of goods and services since the consumers can only bye small quantities of the goods. this leads to a fall in the prices of the commodities.

All of the following are examples of postsecondary education except

Answers

Answer:

Answer is B. Military service

Explanation:

Answer is B. Military service

Isabella received an excellent job offer for the position of chief financial officer of her company. this was an opportunity for which she had worked very hard for a long time. it required her to move to another state. her family and friends were happy for her. however, her partner, whom she had been dating for two years, asked her not to take the job. over the last few months, isabella felt like she and her partner were not getting along very well and that their life goals were not aligning. isabella decided to accept the job offer and break off the relationship with her partner. although she was saddened by the relationship dissolution, she was excited about the future.

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Based on the information provided, we can deduce that Isabella is suffering from cognitive dissonance.

What is cognitive dissonance?

Cognitive dissonance can be defined as a mental state in which an individual has inconsistent thoughts, conflicting beliefs, or attitudes, with respect to behavioural decisions and attitudinal change.

This ultimately implies that, cognitive dissonance is a psychological disorder that highlights the mental conflict that arises when an individual's behaviors, thoughts, and beliefs are contradictory because they do not align.

In conclsuion, we can deduce from the information provided that Isabella is suffering from cognitive dissonance.

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What is the name of the place on a solid where two faces meet brainly

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I believe that’s called an EDGE.

Which of these gases must not be exposed to oil or grease

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Answer:

nitro is the answer i think

A real estate agent working in a large city believes that

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A real estate agent working in a large city believes for three-bedroom houses, the selling price decreases by $2,000 for every mile increase in the distance of the house from the city center.

Who is an Agent?

This is an individual who is empowered to act on behalf of another and is used in various sectors such as sports, housing etc.

From the graph, we can infer that  the selling price decreases by approximately $2,000 for every mile increase in the distance of the house from the city center.

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gettysburg national military park museum and visitor center

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I’m sorry I didn’t understand the question you were trying to get answered. Please give more details about what you are trying to ask and I can try and help you!

The finishing times of a 5k race run by competitive male runners age 15-18 are approximately normal distribution with a mean time of 18 minutes and a standard deviation of 2 minutes. a particularly tough 5k race tends to take these same runners 4.5 additional minutes. to earn a completion medal in this particular 5k race, the runner must complete the race within 25 minutes. approximately, what percent of competitive male runners in the 15-18 age bracket typically do not earn a completion medal at this race?

Answers

Using the normal distribution, it is found that 0.1056 = 10.56% of runners do not earn the competition medal.

Normal Probability Distribution

The z-score of a measure X of a normally distributed variable with mean [tex]\mu[/tex] and standard deviation [tex]\sigma[/tex] is given by:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

The z-score measures how many standard deviations the measure is above or below the mean. Looking at the z-score table, the p-value associated with this z-score is found, which is the percentile of X.

In this problem, considering the 4.5 additional minutes, the mean and the standard deviation are given, respectively, by:

[tex]\mu = 22.5, \sigma = 2[/tex].

Runners that take more than 25 minutes to complete the race do not earn a medal, hence the proportion is one subtracted by the p-value of Z when X = 25, so:

[tex]Z = \frac{X - \mu}{\sigma}[/tex]

[tex]Z = \frac{25 - 22.5}{2}[/tex]

Z = 1.25

Z = 1.25 has a p-value of 0.8944.

1 - 0.8944 = 0.1056.

0.1056 = 10.56% of runners do not earn the competition medal.

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A masked allele in the genotype that is only expressed when 2 of the same masked alleles are inherited

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A masked allele in the genotype that is only expressed when 2 of the same masked alleles are inherited is called recessive trait.

What is a trait?

A trait can be defined as a distinguishing quality (characteristic) of a living organism. Thus, it refers to the specific features and characteristics that are possessed by a living organism.

According to Genetics, traits are essentially divided into two (2) and these include:

Dominant traits.Recessive traits.

In conclusion, a recessive trait typically refers to a masked allele in the genotype (h0m0zygous) that is only expressed by a living organism when two (2) of the same masked alleles are inherited.

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Which policy did the "nursemaids" use to keep the "baby" quiet?

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This would be the answer because the option is D

Why do molecules have the most variation in their properties

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Answer:

Timing and energy are also factors in isomerism. Molecules are mobile entities, undergoing all sorts of rotational motions that change their shapes, and those motions require energy. Thus, some molecules can be the same on one timescale or set of energy conditions but different, or isomeric, on others.

Explanation:

Molecules are mobile entities, undergoing all sorts of rotational motions that change their shapes, and those motions require energy.

Subshells half-filled with electrons are particularly stable. can you suggest a possible physical basis for this claim?

Answers

The physical basis for this claim is that all orbitals need to have like one electron at least to hinder repulsion by the action of pairing of element.

What the ways that electrons are filled in Subshells?

Shells and subshells are known to be filled in the level of energy order, and as such, electrons need to fill the 4s subshell before they can be able to fill 3d shell.

Note that Orbitals are often and singly filled by electrons and can double up only when all orbitals has like one electron to hinder repulsion by the action of pairing of element.

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If p(x)=2x^3-3x+5 what is the remainder of p(x)/(x-5)

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Answer:

Since the last term in the resulting expression is a fraction, the numerator of the fraction is the remainder.

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Fundamentals of algebra practice book grade 7 answer key

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Algebraic expressions are represented with numbers and variables

The algebraic expression of "5 more than twice a number" is 5 + 2x

How to solve the algebraic expression?

From the complete question, we have the following statement:

"5 more than twice a number"

5 more than means 5 +

Twice a number means 2x, where x is the number

When both expressions are brought together, we have:

5 + 2x

Hence, the algebraic expression is 5 + 2x

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Discrete mathematics with applications 5th edition answers

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An example of Discrete mathematics with applications 5th edition are Is there a real number whose square is –1?

Fill in the blanks using a variable or variables to rewrite the given statement.

a. Is there a real number x such that _____?

What is Discrete mathematics about?

This is known to be some math questions that covers the areas of linear functions, exponential functions, etc., that are often made to broaden the student's level of math.

The solution is to:

The objective or solution is to fill in the blanks using a variable or variables using the following statement:

“Is there a real number whose square is –1?”

(a) Let  the  real number be x

The square of the number is x²

x² = -1

Therefore, “Is there a real number x ² = -1

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Using your own words, describe the characteristics of stalin’s rule in one sentence.

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A perfect characterisation of Stalin's rule is that the rule is regimented and total under strict control.

Stalin's Rule

Under the Stallin's Rule, the peopl however enjoyed some benefits with regards to what happened to American during the great depression despite the Unlawful use of power under Stallin. Recreation then was basically sports and education is somewhat like flip learning, you have to learn from the media on your own.

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use the equation: 2Mg + O2 2MgO Calculate the number of moles of oxygen needed to react with 6.00 moles of Mg. James is competing in the shot put event for his tracJames is competing in the shot put event for his track team. His best attempt can be modeled using the quadratic function below, h(x)= -0.05x^2+ x + 6where x represents the horizontal distance, in feet, the shot traveled and h(x) represents the height, in feet, of the shot. In this situation, the height of the shot starts to increase when x = feet. (11 , 0, 10, or 6)It continues to increase until x = feet, (6, 20, 11, or 10)and then the height decreases until x = feet. (10, 20, 24, or 11) The picture below shows a caravan of merchants. Which answer below is NOT an influence of trade in Early West African Empires? A) The spread of IslamB) Gold and Salt were traded within Africa C) People were isolated by the deserts and there was no trade among them. D) Learning and law was brought by Arab trading partners Choose which statements are true:I. Every parallelogram is a rhombus.II. Every rhombus is a parallelogram.III. Every quadrilateral has 4 sides. What is the degree of the polynomial?1246 According to the concept of affective forecasting, positive events wont ________ as one might expect, and negative events wont ________ as one might expect. If ABC~ DEF, what is the scale factor of ABC to DEF? Please help with this coding problem! Any help is greatly appreciated!! Jefferson davis played what role in the civil war? question 2 options: union general confederate general president of the confederate states cabinet member of the us government M6003Which expression shows 48 +66 rewritten as the greatest common factor multiplied by the sum of two1.numbers?OA. 3(16 +22)OB. 3(45 + 63)O C. 6(8 + 11)O D. 6(42 + 60) What is the difference between law of blood & law of soil? What is the arithmetic mean of thefollowing numbers?8, 10, 8,5, 4, 7,5,10,8Help what is altitude of snowline? Ers), and1. A paintball with a mass of 0. 15 kg is fired from a paintball gun that has a mass of 5. 5 kg. The paintball leaves thegun with a velocity of 45 m/s [N] having accelerated for only 0. 10 s. Calculate the acceleration and the finalvelocity of the paintball gun. Please help Which word correctly completes this sentence?A nosotros _______ duelen las manos.A. lesB. nosC. meD. le Can someone please help me? :( Which word is an ANTONYM for the word gaunt Siempre ___ (t) la verdad (truth)? What is the most effective type of research question? O A. A question that is challenging and does not have one correct answer O B. A question that can be answered correctly using common sense O C. A question that can be answered completely through simple research O D. A question that is based on the personal or subjective opinion of the author SUBMIT Please help me I will give brainliest