AnswersFL-1200330-Algebra 2 CRAddition and Subtraction of Polynomials

Addition and Subtraction of Polynomials Answers

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1
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When is multiplied, the product of the coefficients is .

Question illustration
A
3
B
–3
C
18
D
–18
2
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The exponent on when is multiplied by is .

Question illustration
A
3
B
7
C
10
3

The exponent on when is multiplied by is .

Question illustration
A
3
B
6
C
9
4

Suppose you multiplied the cereal box dimensions in a different order: First,

Question illustration
A
7x
B
7x²
C
4x² + 3
D
4x² + 3x
5

Find the product.(a2)(2a3)(a2 – 8a + 9)

A
2a7 – 16a6 + 18a5
B
2a7 – 16a6 – 18a5
C
2a8 – 16a7 + 18a6
D
2a12 – 16a7 + 18a6
6

Consider the degree of each polynomial in the problem.The first factor has a degree of . The second factor has a degree of . The third factor has a degree of . The product has a degree of .

Answer:

2

7

(3c2 + 2d)(–5c2 + d)Select all of the partial products for the multiplication problem above.

A
2d2
B
3cd3
C
–15c4
D
–10c2 d
E
–15c2
F
3c2 d
8

The expression for the volume of the boxes is .

A
(2x + 3) • x • (4x + 1)
B
(x + 3) • x • (4x + 1)
C
(x + 3) • x • 4x
9

The simplified expression for the volume is

A
8x2 + 9x + 3.
B
8x2 + 14x + 3.
C
8x3 + 9x2 + 3x.
D
8x3 + 14x2 + 3x.
10

Then, .

Question illustration
A
4x³ + 12x
B
8x³ + 7x²
C
16x³ + 12x²
11

Which of the following is the product of the binomials shown?

A
–15c4 – 7c2d + 2d2
B
–15c4 + 7c2d + 2d2
C
–15c4 + 13c2d + 2d2
D
–15c4 + 13c2d – 2d2
12

What is the product of the monomials given?

A
–18(ab)13
B
–18a7b6
C
–18a10b6
D
–18a7b9
13

The degree of the product is the of the degrees of the factors.

Answer:

sum

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