AnswersFL-1200700-Mathematics for College Algebra MISAdding and Subtracting Polynomials

Adding and Subtracting Polynomials Answers

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1
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–3–223

A
–3
B
–2
C
2
D
3
2
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–4X –224

A
–4
B
–2
C
2
D
4
3

91881

A
9
B
18
C
81
4

What is the product of x(x + 1)?

A
2x + x
B
x2 + 2x
C
2x2 + x
D
x2 + x
5

Multiply: (x + 3)(x – 4) What is the middle term in the simplified product?

A
x
B
–x
C
3x
D
-4x
6

Which products result in a difference of squares? Check all that apply.(5z + 3)(–5z – 3)(w – 2.5)(w + 2.5)(8g + 1)(8g + 1)(–4v – 9)(–4v + 9)(6y + 7)(7y – 6)(p – 5)(p – 5)

A
(5z + 3)(–5z – 3)
B
(w – 2.5)(w + 2.5)
C
(8g + 1)(8g + 1)
D
(–4v – 9)(–4v + 9)
E
(6y + 7)(7y – 6)
F
(p – 5)(p – 5)
7

(k – 9)(k + 9)(k – 9)(k – 9)(k + 9)(k + 9)

A
(k – 9)(k + 9)
B
(k – 9)(k – 9)
C
(k + 9)(k + 9)
8

91881

A
9
B
18
C
81

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