Addition and Subtraction of Polynomials Answers
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1
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What is the sum of the polynomials?
A
4m + 3B
4m – 24n + 3C
30m – 5D
30m – 24n – 52
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What is the sum of the polynomials?(m + n + 3) + (m + n + 4)
A
–1B
mc015-1.jpg
C
2m + 2n + 7D
mc015-2.jpg
3
What is the sum of the polynomials?
A
mc017-2.jpg
B
mc017-3.jpg
C
9x + 4D
mc017-4.jpg
4
What is the sum of the polynomials?
A
4m + 3B
4m – 24n + 3C
30m – 5D
30m – 24n – 55
What is the difference of the polynomials?
A
mn – 11B
mn + 3C
mc016-2.jpg
D
mc016-3.jpg
6
What is the sum of the polynomials?
A
mc010-2.jpg
B
mc010-3.jpg
C
mc010-4.jpg
D
mc010-5.jpg
7
What is the additive inverse of the polynomial?–6x3 + 4x2 – 4x
A
6x3 + 4x2 + 4xB
6x3 – 4x2 + 4xC
–6x3 – 4x2 – 4xD
6x3 + 4x2 – 4x8
Lucia finds that . What error did Lucia make?
A
She found the difference instead of the sum.B
She combined the terms 3x2 and 7x2 incorrectly.C
She combined the terms 3x and –9x incorrectly.D
She did not combine all like terms.9
What is the additive inverse of the polynomial?
A
mc007-2.jpg
B
mc007-3.jpg
C
mc007-4.jpg
D
mc007-5.jpg
10
Which expression can be used to find the sum of the polynomials?(9 – 3x2) + (–8x2 + 4x + 5)
A
mc002-1.jpg
B
mc002-2.jpg
C
mc002-3.jpg
D
mc002-4.jpg
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