A rectangle has a height of x+ 9 and a width of x^2 + 2x
Express the area of the entire rectangle.
Your answer should be a polynomial in standard form.
X^2
+
2x
X
+
9

Answers

Answer 1

Answer:

x³ + 11x² + 18x

Step-by-step explanation:

(x² + 2x)(x + 9)

Step 1: Distribute x²+2x into x + 9.

x³ + 2x² + 9x² + 18x

Step 2: Combine like terms.

x³ + 11x² + 18x

The area of this rectangle is x³ + 11x² + 18x.

Answer 2

Answer:

Area= height x width = (x + 9) (x^2 + 2x) = x^3 + 2x^2 + 9x^2 + 18x = x^3 + 11 x^2 + 18x

Step-by-step explanation:

The height is (x + 9) and the width is (x^2 + 2x) and the the area of the rectangle is equal to: Area= height x width = (x + 9) (x^2 + 2x) = x^3 + 2x^2 + 9x^2 + 18x = x^3 + 11 x^2 + 18x


Related Questions

Could someone help me, please?

Answers

Answer:

∠ACD≅∠CAB

Alternate interior angles are congruent if lines are parallel

Step-by-step explanation:

Harrison started a part-time job in order to pay for his gas to get to school and work. His job pays $9.50 per hour. His school has a rule that states that students cannot work more than 15 hours per week. He needs to earn at least $28.50 per week to pay for his gas. A. Write a function f(h) describing how much he will earn as a function of h hours worked. B. Based on the parameters described in the problem, what are the domain and range of the function rounded to the hundredth

Answers

f (15) = $142.50

i hope this help you!

We know that:

Harrison gets $9.50 per hour of work.

He can work a maximum of 15 hours per week.

He needs to earn a minimum of $28.50 per week.

A) We want a function f(h) that tells how much he wins in a week if he works h hours.

So we know that he gets $9.50 per hour of work, then if he works h hours, he gets h times $9.50, then we can just write:

f(h) = $9.50×h

B) First remember that the domain is the set of possible values of h, and the range is the set of possible values of f(h).

We know that the maximum value of h is 15, to find the minimum value of h we need to use the other restriction, that he needs to win at least $28.50, then we need to solve:

$9.50×h = $28.50

h = ($28.50)/($9.50) = 3

Then we can conclude that the domain is:

D = [3, 15]

To find the range, we just need to evaluate the function in the minimum and maximum values of the domain:

f(3) = $28.50

f(15) = $142.50

Then the range is:

R = [$28.50, $142.50]

If you want to learn more, you can read:

https://brainly.com/question/9446123

There’s a button for the pic

Answers

D is the correct answer. Please brainliest

Picture included write in the simplest form

Answers

2/27
It’s the fraction 2/27

A messenger earns 2640 per year and pays tax at the rate of 10k On a naira how much tax does he pay in the year

Answers

Answer:

264 naira

Step-by-step explanation:

Given that:

Amount earned per year = 2460

Rate of interest paid : 10k per naira earned

Tax paid by messenger per year :

100k = 1 naira

10k = (100/10) = 0.1 naira

Hence 0.1 naira is paid as tax on every naira earned

Total amount paid on 2640 Naira :

Amount paid per naira * total amount earned

(0.1 * 2640) = 264 naira

help m.e please please

Answers

Answer:

(0, 2)

Step-by-step explanation:

Both the lines are intersecting each other at point (0, 2)

So, the solution to the system of equations would be (0, 2)

Hope it helps you in your learning process

Answer:

I think its (0,2) :)

Step-by-step explanation:

13 What is the value of x? х Enter your answer in the box. 12 X =​

Answers

Answer:

x is the value of 12

Step-by-step explanation:

erfg

look at the pictureeee

Answers

Answer:

A

Step-by-step explanation:

184/16=11.5

find the area of the triangular prism

Answers

94 meters is the correct answer i believe

A pediatrician records the age (in months) and the height (in inches) of a baby over time and creates a scatter plot. Using the scatter plot, the pediatrician determines that the model that can be used to predict the baby's height is y=1.3x+18, where y is the height of the baby and x is the age of the baby. What does the 18 in the equation tell us? Need help plz i will make you the brilliants

A
The baby grows 1.8 inches per year.

B
The baby weighs 18 pounds when born.

C
The baby was 18 inches when born.

D
The baby grows 18 inches per year.

Answers

Answer:

Your answer would be C

Step-by-step explanation:

18 inches was the height of the baby when they were born since it isn't y which would be the current height of the baby now in months that tells me months have passed which includes x is the age of the baby in months.

Rebecca needs a box with a rectangular base of 36 cm2 and a volume of 180 cm3. What would be the height of this box? O A. 45 cm B. 30 cm C. 20 cm D. 15 cm E. 5 cm​

Answers

Answer:

Volume of box V = 180 cm^3

Base area of box A = 36 cm^2

Height = h

Volume = base area × height

height = volume/base area

h = V/A

Substituting the values;

h = (180cm^3)/(36cm^2)

Height h = 5 cm

Step-by-step explanation:

0.051x40(0.5+0.01)x40 using distributive property

Answers

Answer:

41.616

Step-by-step explanation:

plss help me:((((((((​

Answers

Answer:HI cant really see

Step-by-step explanation:

Compose an expression that can model the first three terms of any arithmetic sequence in terms of just a and d. Type your answers in the most simplified form.

Answers

Answer:

First term: a

Second term: a+d

Third term:a+2d

Step-by-step explanation:

An expression that can model the first three terms of any arithmetic sequence in terms of just a and d is aₙ = a + (n - 1)d.

What is an arithmetic sequence?

An ordered group of numbers with a shared difference between each succeeding term is known as an arithmetic sequence. For instance, the common difference in the arithmetic series 3, 8, 13, 18, and 23 is 5. An arithmetic progression is another name for an arithmetic sequence.

How to solve this problem?

Let the a be the initial term of a sequence and d be the common difference, then the nth term of any arithmetic sequence can be written as aₙ = a + (n - 1)d.

If we want first three terms of any arithmetic sequence, then we have to put n = 1, 2, 3 in the above expression.

So, for n = 1, a₁ = a + (1 - 1)d = a + 0d = a

for n = 2, a₂ = a + (2 - 1)d = a + d

for n = 3, a₃ = a + (3 - 1)d = a + 2d

Therefore, an expression that can model the first three terms of any arithmetic sequence in terms of just a and d is aₙ = a + (n - 1)d.

Learn more about arithmetic sequences here -

https://brainly.com/question/14036363

#SPJ2

please help with this question. ​

Answers

Answer:

5 feet, 3 inches

Step-by-step explanation:

set up a proportion based on corresponding sides, then solve by cross-multiplying:

h/7 = 3/4

4h = 21

h = 21/4

h = 5 1/4 which is 5 feet, 3 inches


What is the radius of a
cylinder with a
diameter of 18 cm?

Answers

It is 9cm

Since a diameter is twice the size of a radius.

Hope this helps

Which fraction could be represented by point P

Answers

Answer:

D

Step-by-step explanation:

You know the second tick mark is one half, and for that you can conclude the third one as 3/4. 3/4=6/8. 1=8/8. therefore it is 7/8.  

help me please can someone explain

Answers

Answer:

Step-by-step explanation:

7x+4^3+5  just answer that ans that will givin u your answer

At a car dealership yesterday, the ratio of trucks sold to cars sold was 5.6. If the dealership sold 30 cars, how many trucks were sold?​

Answers

Answer:

25

Step-by-step explanation:

ratio 5:6

[tex]\frac{5}{6} = \frac{x}{30}[/tex]

6x = 5(30)

6x = 150

x = 25

The arrow on the spinner is spun once. What is the probability that the arrow will land on a section labeled with a number greater than 3?

Answers

Answer:

it’s 1/4

Step-by-step explanation:

Fred bought 4 liters of liquid laundry detergent, 3,260 milliliters of fabric softener, and 2.5 liters of bleach. Select true or false for each statement. Fred bought 76 milliliters more fabric softener than bleach. False Fred bought 1.75 liters more laundry detergent than bleach. False Fred bought 760 milliliters more fabric softener than bleach. False Fred bought 150 milliliters more laundry detergent than bleach. ? Fred bought 0.76 liters more fabric softener than bleach.

Answers

Answer:

Step-by-step explanation:

Fred bought 4 liters of liquid laundry detergent, 3,260 milliliters of fabric softener, and 2.5 liters of bleach.

We carry out conversion

Select true or false for each statement. Fred bought 76 milliliters more fabric softener than bleach. False Fred bought 1.75 liters more laundry detergent than bleach. False Fred bought 760 milliliters more fabric softener than bleach. False Fred bought 150 milliliters more laundry detergent than bleach. ? Fred bought 0.76 liters more fabric softener than bleach.

PLEASE HELP GEOMETRY PLEASE! SHOW WORK!!

Answers

Answer:

area = 24 cm²

Step-by-step explanation:

area = 1/2 x 6 x 8 = 24 cm²

Which expressions have an estimated quotient of 200? Select all that apply.
A 734 ÷ 6

B 803 ÷ 10

C 1990 ÷ 9

D 5280 ÷ 48

E 9795 ÷ 51 ​

Answers

Answer:

E

                                       

                                             

Hope it helps!                    

The  expressions have an estimated quotient of 200 are C 1990 ÷ 9 and E 9795 ÷ 51 ​

What are the Quotients?

Quotients are the number that is obtained by dividing one number by another number. We can use the fact that division can be taken as multiplication but with the denominator's multiplicative inverse.

We have been given that  expressions  as

A 734 ÷ 6

= 367/2

= 133.5

B 803 ÷ 10

= 80.3

C 1990 ÷ 9

= 221.1

D 5280 ÷ 48

= 110

E 9795 ÷ 51 ​

= 192.05

Hence, the expressions have an estimated quotient of 200 are C 1990 ÷ 9 and E 9795 ÷ 51 ​

Learn more about the quotient;

brainly.com/question/26913992

#SPJ2

help pls geometry volume

Answers

I believe it would be the first one

7) Usain Bolt is almost 7 foot tall. What is this height (approximately) in meters?​

Answers

Answer:

since 7 feet is 2.1336

aproximatly would be 2.08 rounded 2 meters

Step-by-step explanation:

please please please help me do not get this

Answers

Answer:

4

Step-by-step explanation:

15/16 as a decimal rounded to the nearest tenth

Answers

Answer:

0.9

Step-by-step explanation:

[tex]\frac{15}{16}=0.9375\approx0.9[/tex]

Branliest For Correct answer
Please I need help
Factor Completely

a^2 - a - 20

Answers

Answer:

[tex]\left(a+4\right)\left(a-5\right)[/tex]

Step-by-step explanation:

Break the expression into groups.

=(a^2+4a)+(−5a−20)

Factor out a from a2+4a:     a(a+4)

Factor out −5 from −5a−20:     −5(a+4)

=a(a+4)−5(a+4)

i need help with trigonometric pleasee

Answers

Answer:

Step-by-step explanation:

Cos(61) = 0.4848

This is more or less the value of cos(60) which is 1/2

You know you are in trouble when a question says approximately. How approximate is approximately. My guess, and it is a guess, is that this means the nearest degree. That would be 14 degrees. The more exact answer is 13.80 and that zero matters. It is a place holder.

Sin(67) = 0.9205 Again, how approximate is approximate? Try 0.92 as your answer.

Tan (18) = 0.3249 Try tan(18) = 0.3

2 groups of 17 plz help and 4 groups of 18

Answers

Answer:

8.5 & 4.5

Step-by-step explanation:

2 groups of 17 is 17 ÷ 2 because your dividing 17 people into 2 groups, same thing with 4 groups of 18.

So, 17 ÷ 2 = 8.5 & 18 ÷ 4 = 4.5

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