Help please this is all due tm!
Multiply.
5x^2 -6x +2
4x^2-3x

O A. 20x^4-39x^3+18x^2- 6x

OB. 20x^4- 24x^3 + 18x^2-6X

OC. 20x^4- 24x^3 + 26x^2 - 6x
OD. 20x^4-39x^3+ 26x^2 - 6x

Answers

Answer 1

Answer:

D

Step-by-step explanation:

To multiply

(5x² - 6x + 2)(4x² - 3x)

Each term in the second factor is multiplied by each term in the first factor, that is

5x²(4x² - 3x) - 6x(4x² - 3x) + 2(4x² - 3x) ← distribute parenthesis

= 20[tex]x^{4}[/tex] - 15x³ - 24x³ + 18x² + 8x² - 6x ← collect like terms

= 20[tex]x^{4}[/tex] - 39x³ + 26x² - 6x → D


Related Questions

Abby and Andrew are selling wrapping paper for a school fundraiser. Customers can buy rolls of plain wrapping paper and rolls of shiny wrapping paper. Abby sold 6 rolls of plain wrapping paper and 4 rolls of shiny wrapping paper for a total of $104.00. Abby sold 8 rolls of plain wrapping paper and 12 rolls of shiny wrapping paper for a total of $232.00. Find the cost of the shiny wrapping paper.

Answers

Answer:

$14 for the shiny wrapping paper

Step-by-step explanation:

6x + 4y = 104

8x + 12y = 232

x=8 y=14

To KeianaLol thanks :)

Answers

Answer:

PAGE 1

3.) d

4.) e

PAGE 2

5.) a

6.) e

PAGE 3

1.) b

2.) d

PAGE 4

7.) Graph C

8.) Graph B

PAGE 5

9.)  Dilation with the center at the origin and a scale factor of 2.

10.) Dilation with the center at the origin and a scale factor of 1/3.

Step-by-step explanation:

PAGE 1

3.)  d

b/c the rule for x-axis is (x,y) --> (x, -y)

One of the points is (1, 1) ==> (1, -1)

4.) The rule for y-axis is (x, y) --> (-x, y)

A(-5, 3) --> A'(5, 3)

B(2, 6) --> B'(-2, 6)

C(-1, -7) --> C'(1, -7)

PAGE 2

5.) The rule for x-axis is (x,y) --> (x, -y)

A(-5, 3) ---> A'(-5, -3)

B(2, 6) ---> B'(2, -6)

C(-1, -7) ---> C'(-1, 7)

6.) The rule for 90 degrees clockwise is (x, y) --> (y, -x)

B(3, 4) ---> B'(4, -3)

PAGE 3

1.) On the transitions right is positive and left is negative

So 2 units to the right = +2

And 9 units down = - 9

So (x, y) --> (x + 2, y - 9)

2.) A is wrong b/c that translation is (x, y) ---> (x + 3, y -3)

B is wrong b/c the translation is (x, y) ---> (x + 3, y + 3)

C is wrong b/c the translation is (x, y) ---> (x - 3, y + 3)

D is correct b/c the translation is (x, y) --->(x -3 , y -3)

A(6, 6) --> A'(3, 3)   B(7, 4) --> B'(4, 1)    C(4, 4) --> C'(1, 1)

PAGE 4

7.) The rule for 90 degrees rotation counterclockwise is (x, y) --> (-y, x)

The correct graph would show A(-3, 3) ----> (-3, -3)

The only graph that shows this is Graph C

8.) The rule for 180 degrees rotation is (x, y) ----> (-x, -y)

The correct graph would show A(-3, 3) ----> A'(3, -3)

Graph B is the only one that ALL the angles follow this rule

PAGE 5

9.) It is Dilation with the center at the origin and a scale factor of 2.

B/c --> A(3, 3) ---> A'(6, 6)     B(2, 0) ---> B'(4, 0)    C(5, 2) ---> C'(10, 4)

(3*2= 6, 3*2=6)     (2*2= 4, 0*2= 0)      (5*2= 10, 2*2= 4)

10.) It is Dilation with the center at the origin and a scale factor of 1/3

B/c ---> A(-3, 6) --> A'(-1, 2)   B(12, 3) ----> B'(4, 1)   C(-6, -6) ---> C'(-2, -2)

(-3*1/3= -1, 6*1/3= 2)         (12*1/3= 4,  3*1/3= 1)        (-6*1/3= -2, -6*1/3= -2)

Hope this helps ya!!!

Kiara just bought a used car for $4,500. She plans to make payments of $250 each month.How many months until Kiara only has $1000 left to pay?

Answers

Answer:

4 payments

Step-by-step explanation:

4500/250+=18

250*4=1000

Use Properties to evaluate 3/5(-20÷1/3)(2/3)
A. 12
B. 24
C. -12
D.-24

Answers

the answer is to the problem is D

Answer:

D.-24

Step-by-step explanation:

20 point question pls help

Answers

i believe the answer is B-combine like terms

what value of y makes this equation true?

-2y -9 = -11

Answers

Answer:

i think y= 1..........

Answer:

y = 1

Step-by-step explanation:

Step 1:

- 2y - 9 = - 11         Equation

Step 2:

- 2y = - 2       Add 9 on both sides

Step 3:

y = - 2 ÷ - 2        Divide 2 on both sides

Answer:

y = 1

Hope This Helps :)

Simplify and solving practice 2

Answers

Answer:

The what

please but a picture please

3mn = ?

m to the power of 2 + 3n = ?

Answers

Answer:

42069

Step-by-step explanation:

Find the measure of <1

Answers

Consider the triangle (in which angle4 is present)

by angle sum property,

20 + 40 + angle4 = 180

60 + angle4 = 180

angle4 = 180 - 60

angle4 = 120

Also,

angle2 = 120 (vertically opposite angles)

angle1 + angle2 = 180 (linear pair)

angle1 + 120 = 180

angle1 = 180 - 120

angle1 = 60

The price of a ticket, in dollars, on the local commuter train can be determined from the expression 2.75 + 0.50(s), where s is the number of stops for which the passenger will be on the train. Use this expression to find the price of a ticket to ride the train for 13 stops.

Answers

Answer:

$9.25

Step-by-step explanation:

2.75+ .5(13)

.50 (13)= 6.5

6.5 +2.75= 9.25

If someone answers the question right they get a brailest. What is the meaning of life?

Answers

Answer:

everyone has a different meaning for life

Step-by-step explanation:

are u ok?

Answer:

The actual meaning of life is to fulfill your purpose in life and accomplish your goals. What I mean by this is, everyone has a purpose, of why they are living. None of us will be here if we all didn't have a purpose.

Step-by-step explanation:

Can someone please help me with this I can’t figure this out for the life of me!!

Answers

The answer is 278.4 hope this help

What is the slope for the following question?
Y = 3x - 2

Answers

it should be x=2/3.

Can someone please do these!!

Answers

For number 2. The answer is $6.49

Answer is attached below. Hope this helps.

how many solutions does 4(2x-5)=2x-20 have?

Answers

Answer:

x = 0

Step-by-step explanation:

which expression is equivalent to 15 - 5x? select all that apply

A -5(x - 3)
B 3(5-x)
C -5(3- x)
D -(-5+2x) + x​

Answers

Choices A and B are correct. To find the equivalent expressions, you would do the distributive property for the choices to
get rid of the parentheses. You would then see which choices match up with 15 - 5x. Hope this helps!
A.) -5x + 15 (yes)
B.) 15 - 5x (yes)
C.) -15 + 5x (no)
D.) 5 - x (no)

I WILL GIVE BRAIN
Find m2WXY
Po
(2x - 2)
w Х
70°
Z
O
mZWXY = |

Answers

Answer:

m∠WXY is 142°

Step-by-step explanation:

The measure of the exterior angle at one vertex of a triangle equals the sum of the measures of the opposite interior angles to this vertex

In ΔXYZ

∠WXY is an exterior angle at the vertex X

∠Y and ∠Z are the opposite interior angles to the vertex X

→ By using the rule above

m∠WXY = m∠Y + m∠Z

∵ m∠WXY = (2x - 2)°

∵ m∠Y = x° and m∠Z = 70°

→ Substitute them in the equation above

2x - 2 = x + 70

→ Subtract x from both sides

∵ 2x - x - 2 = x - x + 70

∴ x - 2 = 70

→ Add 2 to both sides

∵ x - 2 + 2 = 70 + 2

x = 72

→ To find the m∠WXY, substitute x by 72 in its measure

∵ m∠WXY = 2(72) - 2

∴ m∠WXY = 144 - 2

m∠WXY = 142°

The number of hours Hannah practices each week is 3 hours less than twice the number of hours Darcy practices. If n represents the number of hours Darcy practices, which expression below represents the number of hours Hannah practices?

Answers

Answer:

2n-3

Step-by-step explanation:

n represents the number of hours Darcy practices.

The number of hours Hannah practices each week is 3 hours less than twice the number of hours Darcy practices.

Twice the number of hours Darcy practices is 2n.

Hannah practices for : 2n-3

Hence, the expression that represents the number of hours Hannah practices is "2n-3".

can someone pleasechelp me so i dont fail

Answers

Answer:

Dilation x180 degrees around the origin, and then a translation across the y axis

Step-by-step explanation:

From what I can tell, you are looking for the series of transformations that happen to the triangle, so that's the answer I provided. Ignore if not.

Write a compound interest formula for finding A,the amount in an account that earns interest compounded annually after t years, where Pis the principal and ris the annual interest rate expressed as a decimal.

Answers

Answer:

171

Step-by-step explanation:

it is 171

HELPP Its due rnnn , ANYBODYYYYY help meeee lollll

Answers

Answer:

The first one is C and I don't know what the other one is

What is the value of the expression? 30 - 5 x 4 + 2

Answers

Answer:12

Step-by-step explanation:

5x4=20+2=22

30-22=12

I hope this helped, please mark brainliest

Answer: 12

Work: You need to use the PEMDAS Rule. The first thing you do is 5 x 4. After doing that, your new equation is 30 - 20 + 2. After doing that equation, you get 12.

I hope this helps, and Happy Holidays! :)

2. You have saved some money. Your friend has saved $20 more than you.
Together you have saved $280. How much have you each saved?

What is the answer

Answers

Short answer:

280/2 = 140 (assumption)

Reality:

You: $120

Friend: $160

how do you give brainiest

Answers

Answer:

you hit the little crown next to the answer given

Step-by-step explanation:

if you find it pls give me brainliest

I need this answer ASAP in fraction form someone plz help

Answers

Answer:

7/6 merry christmas

Step-by-step explanation:

Verizon offers a cell phone plan where customers buy a cell phone for $300 and pay a monthly fee of $40. T- Mobile offers a cell phone plan where customers buy a cell phone for $200 and a monthly rent of $60. Write the equation needed to find the number of months a customer would have to own a cell phone in order for the two cell phone companies to be equal. PLEASE ANSWER QUICKLY. need help!!!

Answers

Answer:

A customer would have to own a cell phone for 5 months in order for the two companies to be equal.

Step-by-step explanation:

Given that:

Cost of cell phone at Verizon = $300

Monthly fee = $40

Let,

x be the number of months

V(x) = 40x + 300

Cost of cell phone at T-mobile = $200

Monthly fee = $60

T(x) = 60x + 200

For equal amount of money,

V(x) = T(x)

40x+300=60x+200

300-200=60x-40x

100=20x

20x=100

Dividing both sides by 20

[tex]\frac{20x}{20}=\frac{100}{20}\\x=5[/tex]

Hence,

A customer would have to own a cell phone for 5 months in order for the two companies to be equal.

Suppose y varies directly with x and y = 72 when x = 6. What direct variation equation relates x and y? What is the value of y when x = 102

Answers

Answer:B

Step-by-step explanation:

I’m not sure why

Harper is making pudding cups for a big celebration. She made 5 pounds of pudding, but she needs to separate the pudding into individual 4-ounce cups. How many total individual pudding cups can Harper make?

Answers

Given :

Total amount of pudding made, T = 5 pounds.

Size of each cup, s = 4 ounces.

To Find :

How many total individual pudding cups can Harper make.

Solution :

Let, n number of pudding cups can filled with 5 pounds pudding.

We know, 1 pound = 16 ounces.

So, 5 pounds = 16×5 = 80 ounces.

Now,

[tex]n = \dfrac{80}{s}\\\\n = \dfrac{80}{4}\\\\n = 20 \ cups[/tex]

Therefore, 20 cups can be filled with 5 pounds of pudding.

please help!! its music!!

Answers

Answer:

Lowers the pitch by 1/2 step

Step-by-step explanation:

slope=
-2/5 y-intercept = 0

Answers

Y=-2/5x+0 or y=-2/5x
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