Please help!!!!!!!!!!!!!!!!!!!!!!

Please Help!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer 1

Answer:C

Step-by-step explanation:

Okay so the value of 'a' is 2 so anywhere you see 'a', you substitute its value for 22(5-a)² + 7a2(5-2)² +7×2 2(3²) + 14 (2×9) + 1418 + 1432
Answer 2

Answer:

option C

Step-by-step explanation:

Ive attach my work

Hppe it hels, Let me know if you have any questions !

Please Help!!!!!!!!!!!!!!!!!!!!!!

Related Questions

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What is the surface area of this cone?

Use ​ ≈ 3.14 and round your answer to the nearest hundredth.

15 mm
12 mm

square millimeters

Answers

[tex]\bold{ANSWER:}[/tex]
396 square millimeters

[tex]\bold{EXPLANATIONS:}[/tex]

Find the perimeter of the composite figure

Answers

Answer:

104+16π

Step-by-step explanation:

Triangle Formula is bh1/2

Rectangle is lxw

Semicircle is 1/2 π r^2

Adam wishes to have $19,000 available in 18 years to purchase a new car for his son as a gift for his high school graduation. To accomplish this goal, how much should Adam invest now in a CD that pays 1.92% interest compounded semiannually? Adam should invest $ NOW. (Round to the nearest cent as needed.)​

Answers

The amount of money Adam should save now in order to accomplish his goal is $13,470.30.

How much should Adam save now?

In order to determine the amount Adam should save now, the present valaue of $19,000 has to be determined. Present value is the sum of discounted cash flows.

Present value = future value / (1 + interest)^time

Interest = 1.92/2 = 0.96%

Time = 18 x 2 = 36

$19,000 / (1.0096^36) = $13,470.30

To learn more about present value, please check: https://brainly.com/question/26537392

32/4 times (16 times 1 over 2) minus 2 show your work I NEED HELP ASAP PLSSSS MY DAD IS GOING TO KILL ME

Answers

Answer:

62

Step-by-step explanation:

In this scenario, we would use BODMAS to determine where to start.

B - Brackets

O- Of

D - Division

M - Multiplication

A - Addition

S - Subtraction

First, let's start with the brackets.

16 X [tex]\frac{1}{2}[/tex] is the same as 16 X 0.5.

16 X [tex]\frac{1}{2}[/tex] = 8

Next is the division sum.

32 ÷ 4 = 8

Afterwards, we multiply both answers.

8 X 8 = 64

Your answer is then minused by 2 and leads to the final answer.

64 - 2 = 62

If twice the age of son is added to age of father, the sum is 56. But if twice the age of the father is added to the age of son, the sum is 82. Find the ages of father and son.

Answers

Answer:

Age of Father- 36

Age of Son- 10

WILL GIVE BRAINLIEST

What causes wind?

Question 3 options:

There is an increase in temperature and an increase in density.


An area of high pressure pushes toward an area of low pressure.


An area of low pressure pushes toward an area of high pressure.

Answers

An area of high pressure pushes toward an area of low pressure causing wind

    I attached a diagram that can hopefully help you visualize the situation

Hope that helps!

Solve for x in the equation x squared minus 12 x 36 = 90.

Answers

Answer:

x = ±3√58

Step-by-step explanation:

Given

x² - (12 x 36) = 90

Solving

x² - 432 = 90x² = 522x² = 9 x 58x = ±3√58

Answer:

[tex]x =[/tex] ± [tex]22.85[/tex]

Step-by-step explanation:

Step 1:  Multiply 12 * 36

[tex]x^2 - (12 * 36) = 90[/tex]

[tex]x^2 - 432 = 90[/tex]

Step 2:  Add 432 to both sides

[tex]x^2 - 432 + 432 = 90 + 432[/tex]

[tex]x^2 = 522[/tex]

Step 3:  Square root both sides

[tex]\sqrt{x^2} = \sqrt{522}[/tex]

[tex]x =[/tex] ± [tex]22.85[/tex]

Answer: [tex]x =[/tex] ± [tex]22.85[/tex]

In the figure AB = AC and angle A = 48° What is the size of angle C? ​

Answers

Answer:

The answer is 25

Step-by-step explanation:

Solve for a and determine the measure of each angle:

Answers

Answer:

a =13

Step-by-step explanation:

180= (44+16-23)+11a

143=11a

143÷11= 13

(5a-23) + (4a + 44) + (2a + 16) =180
11a + 37 = 180
11a =180-37
11a = 143
a = 143/11
a= 13

Measure of each angle

(5a-23) = 5(13)-23=42°

(4a + 44) = 4(13) + 44=96°

(2a+16) = 2(13) + 16 = 42°

Eric is a great skateboard fan. He visits a shop named SKATERS to check some prices. At this shop you can buy a complete board. Or you can buy a deck, a set of 4 wheels, a set of 2 trucks and a set of hardware, and assemble your own board. The prices for the shop's products are:

Eric has 120 zeds to spend and wants to buy the most expensive skateboard he can afford. How much money can Eric afford to spend on each of the 4 parts? Put your answer in the table below.

Answers

Answer:

Deck | 60 zed

wheels | 14 zed

trucks. | 16+16 32 zed

Hardware | 10 zed

total. | 116 zed

remaining 4 zed

Step-by-step explanation:

hope this helps

mark me brainliest

deck | 60ZD
wheels / 14zed

Please Help Me!!
The price of a loaf of a particular type of bread increased from $3.70 to $5.59 from 2011 to 2021. What was the percent increase in the price of the loaf of bread over those 10 years? Round your answer to the nearest tenth of a percent.

The price of the loaf of bread over the 10 years was_____%(round to the nearest tenth of a percent.)

Answers

Answer:

51.1% to the nearest tenth.

Step-by-step explanation:

Increase = 5.59 - 3.70 = $1.89.

% increase = (1.89/3.70) + 100

= 51.08%

Consider the following incomplete deposit ticket: a deposit ticket. the amounts deposited were 491 dollars and 60 cents and 157 dollars and 68 cents. 68 dollars and 44 cents was taken out as cash. the total on the ticket is 686 dollars and 4 cents. what was the value of the third check tony deposited? a. $617.60 b. $105.20 c. $31.28 d. $36.76

Answers

Tony deposited three checks as given in deposite ticket. The amount of the third check that Tony deposited is given by: Option B: $105.20

How to get the resultant deposited amount?

Resultant deposited amount = Deposited amount - The amount deducted.

We subtract the amount deducted from the amount deposited to get the resultant deposite amount that will go in bank.

Well, it might be that we deduced more than what we deposite, in that case net deposite will come as negative, indicating that there is deduction instead of deposite.

The missing image of the deposite ticket is attached below.

From that image, we can see that:

Deposited amounts were:      First check: $491.60    Second check: $157.68    Third check: $x (to find)Deducted amount was:  $68.44Net deposite = $686.04

Thus, the net deposited amount is:

Net deposite = deposited amounts - deduced amounts

686.04 = 491.6 + 157.68 + x - 68.44 (all in dollars)

[tex]686.04 = x+ 491.6 + 157.68 - 68.44\\686.04 = x + 580.84\\\\\text{Subtracting 580.04 from both the sides} \\\\686.04 - 580.84 = x\\x = 105.20 \: \rm dollars[/tex]

Net deposite = 105.20 (in dollars).

Thus, the amount of the third check that Tony deposited is given by: Option B: $105.20

Learn more about total deposite here:

https://brainly.com/question/27244866

what is the approximate value of x when f(x) = g(x)

Answers

Answer:

I'm a little confused by this question:

Lines and things that are linear are relatively boring in mathematics. What if my function f(x) = g'(x). I’m going to ask the same question in a different way.

What is an approximate value of g'(1.1)?

So I know L(x)=f(a)+f′(a)(x−a)

If I substitute items in, I get g′(x)+g′′(x)(x−x).

Since x−x=0 I always am going to end up with L(x)=g′(x)

I don't think this can be the right answer since I know the whole point is to use the 2nd derivative, but if you get 0 for (x−a), then the whole part ends up being 0. What am I missing here?

I'm completely lost here because these are the followup question after the one above:

Now things are interesting. Suppose g(1) = 0 and g'(1) = 1.

Use linear approximation to approximate the value of g(1.1). The answer to #2 and #3 gives us a slope of a tangent line and a value of a function, which we can use.

Use your previous answers to approximate the value of g(1.2). Somehow, this second derivative has caused an adjustment to our approximation.

What did using the second derivative do to the approximation?

Do you believe the approximation is better or worse than our original?

Step-by-step explanation:

PLS HELP, EXPLANATION IS GREATLY APPRECIATED!!!!!

Answers

Answer:

a = alpha

(sin a)^2

Step-by-step explanation:

(tan a)^2=(sin a)^2/(cos a)^2

(sec a)^2 = 1/(cos a)^2

if we combine we get ((sin a)^2 * (cos a)^2)/(cos a)^2

simplafy

HOPE THIS HELPSSSS<3

Factorise this expression as fully as possible 12x3 - 9x?

please help ​

Answers

Answer:

12x3-9x

=3-12x9x

=3-21x

=21x-3

I will make someone the BRAINLLYEST

what is this and i will

Answers

Answer:

42 (d)105 (i)

3 A fashion designer checks the price of a certain fabric. Manufacturer A charges $7.50 per yard. The graph shows the price that Manufacturer B charges. a. What is the initial value of each function? b. How much does 400 yd of fabric cost at each manufacturer? How much does 800 yd of fabric cost at each manufacturer? c. What can you conclude about the two functions? Explain. d. Manufacturer C offers the fabric for $5.50/yd but you have to buy at least 500 yd. What should the designer do if she needs 400 yd? Explain.​

Answers

Answer: Price of 400 yd of fabric from Manufacturer A is = $7.50 X 400= $3,000. From given graph, we can observe that the charge for 800 yards of fabric is = $6,000

Victoria is at an elevation of 150 feet. She hikes down to an elevation of 120 feet in 40 minutes. Then she hikes down to an elevation of 100 feet in 30 minutes.

Answers

Answer:

Answer: First portion is greater than second portion.

Step-by-step explanation:

Time taken to hiked down a trail = 10 minutes

Change in elevation = (-) 170 feet

Speed is given by

\begin{gathered}Speed=\frac{Distance}{Time}\\\\Speed=\frac{170}{10}\\\\Speed=17\text{ feet per minute}\end{gathered}

Speed=

Time

Distance

Speed=

10

170

Speed=17 feet per minute

Similarly,

Time taken to hiked down a trail = 20 minutes

Change in elevation = (-)220 feet

Speed is given by

Speed=\frac{Distance}{Time}Speed=

Time

Distance

\begin{gathered}Speed=\frac{220}{20}\\\\Speed=11\text{ feet per minutes}\end{gathered}

Speed=

20

220

Speed=11 feet per minutes

So, we can see that first portion of the hike where he hiked down a trail at a steady rate for 10 minutes and her change in elevation was (-) 170 feet, was her rate of change in elevation greater.

As 17 feet per minutes is greater than 11 feet per minutes.

Pls help me on this question

Answers

Check the picture below.

Write an expression to show the show sum of g and h reduced by 11

Answers

Answer:    g+h - 11

Explanation:

The sum of g and h is the result of adding them. That means we have g+h so far. We reduce it or shrink that result by 11, which indicates we subtract off 11. Therefore, we end up with g+h-11

An electrician leans an extension ladder against the outside wall of a house so that it reaches an electric box 22 feet up. The ladder makes an angle of 77^{\circ}

with the ground. Find the length of the ladder. Round your answer to the nearest tenth of a foot if necessary.

Answers

The ladder and the outside wall form a right triangle

The length of the ladder is 97.8 feet

How to determine the length of the ladder?

The given parameters are:

Distance (B) = 22 feet

Angle of elevation (θ) = 77 degrees

The length (L) of the ladder is calculated using the following cosine ratio

cos(θ) = B/L

So, we have:

cos(77) = 22/L

Make L the subject

L = 22/cos(77)

Evaluate the product

L = 97.8

Hence, the length of the ladder is 97.8 feet

Read more about right triangles at:

https://brainly.com/question/2437195

What is the spatial relationship between a rectangle and a parallelogram?

Answers

Answer:

a rectangle is a parallelogram as the parallogram is made up of 2 triangles and a smaller rectangle. When the rectangle is divided into 2 triangles and another small rectangle, and is then being put together with the triangles on each side, it will be a parallelogram.

Step-by-step explanation:

Explanation:

A rectangle has the following properties:

Has 4 sidesHas 4 right anglesOpposite sides lengths are equal.Diagonals of rectangle are equal.Opposite sides are parallel.

A parallelogram has the following properties:

Has 4 sidesOpposite angles are equal.Opposite sides are equal.Opposite sides are parallel.

The similiarities between a rectangle and a parallelgram:

Has 4 sidesOpposite sides are parallel.Opposite sides are equal.Opposite sides lengths are equal.

The difference between a rectangle and a parallelogram:

The main difference between a rectangle and a parallelogram is that a rectangle has four right angles while a parallelogram does not have four right angles.

Jules draws the incenter of ABC. Which term describes the three segments Jules draws inside the triangle?

a.medians
b.angel bisector
c.altitudes
d.perpendicular bisectors​

Answers

Answer:

b) angle bisector of angle ABC

The weights of books in a bookcase are normally distributed with a mean of 13. 5 pounds and a standard deviation of 2. 3 pounds. There are 145 books on the bookshelf how many of the books will weigh 11 pounds or more

Answers

89.09% of books will weigh 11 pounds or more, then the number of books will be 129.

What is a z- score?

The z-score is a numerical measurement used in statistics to refer to how much a given value differs from the standard deviation.

The weights of books in a bookcase are normally distributed with a mean of 11.6 pounds and a standard deviation of 1.3 pounds. There are 136 books on the bookshelf.

Then the z-score when the books will weigh 11 pounds or more will be

[tex]z= \frac{11-13.5}{2.3} \\\\z= -1.0869[/tex]

Then the probability will be

[tex]P(x > 11) = 1-P(x < 11 ) = 0.8909[/tex]

89.09% of books will weigh 11 pounds or more, then the number of the books will be

=145 × 0.8909

=129.1805 ≈ 129

More about the z-score link is given below.

brainly.com/question/15016913

#SPJ1

katie says the graph of y = 8 (1/2)^x is the same as the graph f(x) = 8(1/2)^x. Do you agree? explain your reasoning.

Answers

Answer:

Yes

Step-by-step explanation:

In two-demensional graphing f(x) and y are used in the same way. They both represent a "function of x"

WHOEVER HELPS ME WITH THESE 4 QUESTIONS WILL GET 60 POINTS AND RIGHT AWNSERS I WILL RATE U BRAINLIEST thank u so much and pls hurry up i only have 7 min left! ( pls good explanation)

Answers

34) to get 16 points he will have to answer 5 questions
35) to get 128 points answer 8 questions
36) 256 points: 9 questions
37) 512 points: 10 questions

Answer:

34)  5 questions

35)  8 questions

36)  9 questions

37)  10 questions

Step-by-step explanation:

We could create an exponential function for this scenario, but it is quicker and easier to simply list the potential scores.

We are told that the initial score is 1.

We are told that the the score doubles each time.

Therefore, the scores in sequence are:  
1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024 ... etc.

34)  16 is the 5th term in the sequence, so 5 questions

35)  128 is the 8th term in the sequence, so 8 questions

36)  256 is the 9th term in the sequence, so 9 questions

37)  512 is the 10th term in the sequence, so 10 questions

Find the value of cos Q rounded to the nearest hundredth, if necessary.

Answers

Answer:

Q = 61.56°

Step-by-step explanation:

cos ∅ = adjacent/hypotenuse

cos Q = 10/21

cos Q = 0.4762

Q = 61.56°

Malini answered 68 problems on a test correctly and received a grade of 80%. How many problems were given on the test, if all problems carried the same number of marks?​

Answers

Answer:

Below in bold.

Step-by-step explanation:

80% is equivalen to 68 correct answers

1%    ..        ..      ..       68/80      ..

100%   ,,     ,,     ,,         (68/80) * 100  =  85 questions.

show work!!

What value of x makes the equation 33x=11 true

33x=11

Answers

the answer would be: x=1/3
x= 1/3 would make the equation true

)) What is the area of this figure?
5 mm
7 mm
6 mm
9 mm
7 mm
16 mm
3 mm
10 mm
)) Write your answer using decimals, if necessary.
1))
square millimeters

Answers

there’s no figure ……
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