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What is the factorization of 49b^2 - 81 ? A - (7b-9)(7b-9) B - (7b-9(b2^+9) C - (7b2^-9)(7b2^-9) D - (7b2^-9)(7b2^+9)

What is the factorization of 49b^2 - 81 ? A - (7b-9)(7b-9) B - (7b-9(b2^+9) C - (7b2^-9)(7b2^-9) D - (7b2^-9)(7b2^+9)
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4 votes
What is the factorization of 49b^2 - 81 ?

A - (7b-9)(7b-9)
B - (7b-9(b2^+9)
C - (7b2^-9)(7b2^-9)
D - (7b2^-9)(7b2^+9)

User Kevlarr
by
7.8k points

2 Answers

6 votes
The answer is (7b+9)(7b-9), so whichever letter that corresponds to.
User Sqrepants
by
8.2k points
2 votes
none of these answers are correct. are you sure these are your answer choices?
User Hilikus
by
8.2k points
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