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Which polynomial is a difference of squares? A. x2 – 16x + 64 B. x2 + 4 C. 9x2 – x – 36 D. 25x2 – 36
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1 vote
Which polynomial is a difference of squares?

A. x2 – 16x + 64
B. x2 + 4
C. 9x2 – x – 36
D. 25x2 – 36

User Nomce
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2 Answers

4 votes
D is the polynomial with a difference of squares
User Masae
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7.8k points
1 vote
D. is a difference of perfect squares because both terms 25x^2 and 36 is a square (5, x, and 6). Also, difference of perfect squares MUST have a minus sign.
User Jvm
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8.1k points
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