Question

Factor completely 169x^2 − 64

A. 13x − 8

B. (13x + 8)^2

C. (13x − 8)^2

D. (13x + 8)(13x − 8)

Answer 1

(13x + 8)(13x − 8)

Explanation:

Since both terms are perfect squares, factor using the difference of squares formula,
`a^(2) -b^(2) = (a+b)(a-b)` where a =13x and b=8

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