2 years ago

The polynomials P(x)=x^3−x−2 and Q(x)=x^2+2x+1 are multiplied and the result is completely simplified.

Mathematics

1 answer:

GarryVolchara [31]2 years ago

6 0

Answer:

C. 2x^4; E. -5x

Step-by-step explanation:

P(x) = x^3 − x − 2 and Q(x) = x^2 + 2x + 1

P(x) * Q(x) = (x^3 − x − 2)(x^2 + 2x + 1) =

= x^5 + 2x^4 + x^3 - x^3 - 2x^2 - x - 2x^2 - 4x - 2

= x^5 + 2x^4 - 4x^2 - 5x - 2

Answer: C. 2x^4; E. -5x

You might be interested in

A sports ball has a diameter of 12 cm. Find the volume of the ball.

stealth61 [152]

Step 1: I drew a visual representation

Step 2: write the formulae for the volume of a sphere which is V=4*PI*r cubed all divided by 3. Refer to my image

Step 3: answer is 7234.56 cm cubed

5 0

3 years ago

Read 2 more answers

Buses to exeter leave a bus station every 20 minutes.Buses to Plymouth leave the bus station every 16 minutes A bus to exeter an

Eva8 [605]

9:20 am
Lcm is 80 so 80 minutes after 8 am is 9:20

6 0

3 years ago

Stephanie is hosting an art show and she would like to raise at least $800. She plans on

Masteriza [31]

Answer: 10, 15

Step-by-step explanation:

Given

Stephanie wants to raise at least $800

she plans on selling VIP tickets for $20 each and general admission for $40 each

suppose there are x and y tickets for VIP and general admission

$\therefore x+y\leq 25\\\\\Rightarrow 20x+40y\geq 800$

solving above two inequality

Stephanie must sell 10 tickets for VIP and 15 tickets for general admission

7 0

3 years ago

Write 90% as a decimal and fraction in simplest form

solong [7]

90% as a decimal is .9 and then as a fraction in simplest form is 9/10
Hope it helps

5 0

2 years ago

What expression can be used for estimating 868 divided by 28

vovangra [49]

Round 28 to nearest ten and 868 to nearest hundred
900 ÷ 30 = 30

7 0

3 years ago