Question

Find the lowest common denominator.
1/(x+2)^2, 1/(x-2)^2, 2/x^2-4

Answer 1

factor the last denominator using \(\large\color{blue}{ \bf a^{2}-b^{2}=(a-b)(a+b) }\)
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Answer 2

Choices
A. (x+2)^3 (x-2)^3
B. (x+2)^2 (x-2)^2 correct?
C. (x^2+2) (x^2-2)

Answer 3

@SolomonZelman

Answer 4

yes.

Answer 5

so the answer is b?