Mathematics College

Help fast plz 100 points!

Help Fast Plz 100 Points!

Answers

Answer 1

Answer:

[tex] \huge \boxed{ \boxed {\sf \: a)49 {x}^{2} + 14x + 1}}[/tex]

Step-by-step explanation:

to understand thisyou need to know about:composition of functionPEMDAStips and formulas:[tex](g \circ f)x \iff g(f(x))[/tex]let's solve:[tex] \sf sustitute \: the \: value \: of \: f(x) \: to \: g(x) : \\ \sf (7x + 1 {)}^{2} [/tex][tex] \sf use \: (a + b {)}^{2} = {a}^{2} + 2ab + {b}^{2} \: to \: simplify : \\ (7x {)}^{2} + 2.7x.1 + ( {1)}^{2} [/tex][tex] \sf simplify : \\ 49 {x}^{2} + 14x + 1[/tex]
Answer 2

___________________________________

[tex]\huge\underline{\tt{\red{Problem:}}}[/tex]

Given [tex] \tt{f(x) = 7x + 1}[/tex]and [tex] \tt{g(x) = {x}^{2} }[/tex]find, [tex] \tt{( \: g \: \: • \ \: f \: )(x)}[/tex].

[tex]\huge\underline{\tt{\red{Formula:}}}[/tex]

[tex] \tt{( \: g \: \: • \ \: f \: )(x)}[/tex].

[tex]\huge\underline{\tt{\red{Solution:}}}[/tex]

[tex]\quad\quad\quad\quad \tt{ ({x}^{2} )(7x + 1)}[/tex]

[tex]\quad\quad\quad\quad \tt{ ({x}^{2} )(7x) = 7{x}^{3} }[/tex]

[tex]\quad\quad\quad\quad \tt{ ({x}^{2} )( 1) = {x}^{2} }[/tex]

Let's add it.

[tex]\quad\quad\quad\quad \boxed{\tt{ {7x}^{3} + {x}^{2} }}[/tex]

[tex]\huge\underline{\tt{\red{Answer:}}}[/tex]

[tex]\huge \quad\quad \underline{\red{ \boxed{\tt{{7x}^{3} + {x}^{2} }}}}[/tex]

___________________________________

#CarryOnLearning

✍︎ C.Rose❀

Help Fast Plz 100 Points!

Related Questions

Evaluate the function below for X=3

Answers

Answer:

f(x)=x3 + 5x2 + 1

Step-by-step explanation:

Hey can u help with the following questions because I don't get this.

Answers

Answer:

median- 58.5

first quartile- 56

third quartile- 65

interquartile range- 9

Step-by-step explanation:

median is when you put the numbers from least to greated and find the middle number; so, you will put this set in that order= 38, 46, 55,56,58,59,61,65,67,75. now, you get stuck between 58 and 59. so you add them and divide by two to get 58.5. thats the median. The first quartile is any number from the set that is smaller than the median, basically the first half of it. now you will just find the median of that which is 56. that is your first quartile. third quartile is the second half of the set, any number in the set that is greater than the median. you will find the median of that half to get 65. that is your 3rd quartile. interquartile range ius the difference bewteen your first and third quartile. 65-56 is 9. hope this helped marck as brainlyest and help me with my que tooo :)

What is a11. A12. A21. A22

Answers

Answer:

[tex]a_{11} =-1\\a_{12} =3\\a_{21} =5\\a_{22} =3/2\\[/tex]

Step-by-step explanation:

[tex]2X-\left[\begin{array}{ccc}-4&8\\2&-2\end{array}\right] =\left[\begin{array}{ccc}2&-2\\8&5\end{array}\right]\\X=\frac{1}{2} (\left[\begin{array}{ccc}-4&8\\2&-2\end{array}\right] +\left[\begin{array}{ccc}2&-2\\8&5\end{array}\right])\\X=\frac{1}{2} (\left[\begin{array}{ccc}-4+2&8-2\\2+8&-2+5\end{array}\right] )\\X=\frac{1}{2} (\left[\begin{array}{ccc}-2&6\\10&3\end{array}\right] )\\X= (\left[\begin{array}{ccc}\frac{1}{2}(-2)&\frac{1}{2}(6)\\\frac{1}{2}(10)&\frac{1}{2}(3)\end{array}\right] )\\[/tex]

[tex]X= (\left[\begin{array}{ccc}-1&3\\5&3/2\end{array}\right] )[/tex]

[tex]a_{11} =-1\\a_{12} =3\\a_{21} =5\\a_{22} =3/2\\[/tex]

You are selling tomatoes for $4 per pound. You have already earned $16 today. How many additional pounds of
tomatoes do you need to sell to eam a total of $60?
4
19
15
11
please answer quickly

Answers

Answer:

D: 11

Step-by-step explanation:

mark brainliest

Answer:

60 ÷4= 15 it you need more help just ask me

Please please need help on this one

Answers

Answer:

Y=-6x

Step-by-step explanation:

Choose two points from the graph (0,0) and (1,-6)

Average Rate of Change= (y2-y1)/(x2-x1)

(-6-0)/(1-0)=-6/1=-6

y=-6x+b

0=-6(0)+b

0=0+b

0=b

Y=-6x+0

Y=-6x

AB is parallel to CD.
А
E
697
111
a) Find the value of angle x.
b) Work out the value of angle y.
xo
o
С

Answers

Answer:

x = 69

y = 69

Step-by-step explanation:

Since AB is parallel to CD

x = 69 ( They are alternate angles)

and

y = 180 - 111 ( Co - interior angles)

y = 69

Need answer fast with all the steps included please

Answers

This should be able to help you

x multiplied by 11 is less than or equal to 22

Answers

Answer:

It depends on the value of x.

Step-by-step explanation:

11x less than or equal to 22? It depends on the value of x.

Natalena drives a moving van. She travels 372 mi in 6 h. At what speed does
Natalena drive, in miles per hour? Draw a model. Show your work.

Answers

Answer:

62 mph

Step-by-step explanation:

62 mph

372 divided by 6 = 62

I cant draw on this so you make the model. :)

hope this helps!!!!!!!!!!

I NEED HELP WITH THIS PROBLEMM

Answers

Answer:

36x .9= 32.4

36 is 90% of 40

Answer:

The second one

Step-by-step explanation:

As you can see in the question, it states that 36 is 90% so that means in the model, 36 should be under 90%

In the expression, x^2 + 6x + 9, which is the coeffcient?

Answers

The coefficient is the number next to the letter.

Although the x squared term has a coefficient of 1, it is not listed in the answer choices. However, the coefficient of the middle term 6x is listed.

Answer: 6

Help The sum of two integers is 10. Their difference is 4.
What are the two integers?

Answers

Answer:

7 and 3

Step-by-step explanation:

The two integers are 7 and three because 7-3=4 and 7+3=10

PLSSSSSSSSS HELP answer back please fast within an hour!!!!!!!

A bag contains​ pennies, nickels,​ dimes, and quarters. There are 50 coins in all. Of the​ coins, ​18% are pennies and ​36% are dimes. There are 2 more nickels than pennies. How much money does the bag​ contain?

Answers

Answer: $5.44

Step-by-step explanation:

18% of 50= 9 pennies

36% of 50= 18 dimes

9 + 2= 11 nickels

9+18+11= 38 pennies, nickels and dimes.

50 (total amount of coins) - 38 (pennies nickels and dimes)= 12 quarters.

9 pennies= 9 cents

18 dimes= 180 cents

11 nickels= 55 cents

12 quarters= 300 cents

9 + 180 + 55 + 300= 544 cents= $5.44

Answer:

$5.44

The bag contains $5.44.

Step-by-step explanation:

Pennies:

50(18/100)= 9 pennies

Dimes:

50(36/100)= 18 dimes

Nickels:

2 more nickels than pennies

9+2= 11

Quarters:

9+18+11= 38

50-38= 12 quarters

1 penny = 0.01 dollar

9x0.01= 0.09

1 dime = 0.10 dollar

18x0.10= 1.80

1 nickel = 0.05 dollar

11x0.05= 0.55

1 quarter = 0.25 dollar

12x0.25= 3

0.09+1.80+0.55+3= $5.44

Solve ( x− 4)^2 = 9.

Answers

Answer:

= 7

Step-by-step explanation:

Answer:

x= 7, 1

Step-by-step explanation:

Take the root of both sides and solve.

10(1+3d)=-20
step by step pls

Answers

Answer:

d=-1

Step-by-step explanation:

10(1+3d)= -20

divide both sides by 10

1+3d=-2

move the costant to the right, change the sign

3d=-2-1

caclulate

3d=-3

divide both sides by 3

d=-1

Which model shows 1/4 divided by 3 ? A B C D

Answers

Answer:

You didn't attach a picture of the models?

Answer:

b or d

Step-by-step explanation:

Solve for x. 2x^2+4x−1=0 Enter your answers in the boxes. HELP ASAP I DONT KNOW THIS ANSWER

Answers


x
=
0.22474487
…
,
−
2.22474487

True or False?
1. A half is always equal to two
quarters, no matter how big
the shape is.​

Answers

Answer:

T it has to be true sooooo

Step-by-step explanation:

T or F

In ΔCDE, the measure of ∠E=90°, the measure of ∠C=70°, and DE = 12 feet. Find the length of CD to the nearest tenth of a foot.

Answers

Answer:12.8

Step-by-step explanation:

Answer:

12.8

Step-by-step explanation:

7/8- 2/6 =

I need the answer plz

Answers

You need to me denominator the same then subtract which will give you
= 13/24

20+ POINTS WILL BE GIVEEN + FREE BRAINLIEST


Select all the sets of lengths that could represent the sides of a right triangle.


6 cm, 7 cm, 8 cm

7 in., 17 in., 11 in.

9 m, 12 m, 14 m

11 ft, 60 ft, 61 ft

3 mm, 9 mm, −−√90 mm

Answers

Answer:

11 ft, 60 ft, 61 ft

Step-by-step explanation:

Use the pythagorean theorem equation

[tex] {x}^{2} + {y}^{2} = {z}^{2} [/tex]

[tex] {11}^{2} + {60}^{2} = {61}^{2} [/tex]

What is the equation of the graphed lime written in standard form

Answers

Answer:

C. y=2x+4

Step-by-step explanation:

For every 2 moves on the X axis,4 is moved on the Y axis.

Can someone plz answer this

Answers

M= -2/3 it’s slope because it’s next to the x
yeah -2/3 because of the formula y =mx+b. The M is the slope

I can add 135 and 85 ??

Answers

Answer:

220 i think that the answer

Can someone please give me the answers I will mark u brilliant.

Answers

Answer:

80

Step-by-step explanation:

24*3 1/3=80

can i have brainliest

Answer:

volume = length × breadth × height

12×2×3 1/3

12×2×10/3

80in³

I need help with this this if answered correctly I’ll give 30 more points

Answers

Answer:

No. Her claim is too large. The actual value is 4 cm.

Because Volume = l³

4³ equals to 64 which means size of the edge is 4cm.

please help people have been saying the wrong answer ​

Answers

Answer: For this method you could take away two from the Rate of charge,.

9 to 10 = -19

Step-by-step explanation: 6 to 7 = -13, 7 to 8 = -15, 8 to 9 = -17, 9 to 10 = -19,.

Answer:

For this method you could take away two from the Rate of charge,.

9 to 10 = -19

Step-by-step explanation:

6 to 7 = -13, 7 to 8 = -15, 8 to 9 = -17, 9 to 10 = -19,.

Carilah akar persamaan 2x2 - 3x - 5 = 0 dengen :

Metode Tabulasi
Metode Bisection

Answers

Answer:

x=1/-3

Step-by-step explanation:

2×2-3x-5=0

4-3x-5=0

4-5-3x=0

-1-3x=0

-3x=0+1

-3x=1

x=1/-3

A magician's stage has a rectangular trapdoor whose width is (x+1/2) feet and whose length is 2x feet. The area of the trapdoor is 10 square feet. What is the value of x ?

Answers

Answer: x  =  2  ,  − 2.5

-2.5I believe hope that helps you with your question

WILL GIVE BRAINLIEST

Answers

Answer: i think its b

Step-by-step explanation:

the answer is a -(-4)^2= 16 and 16+3 is 19
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