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3 votes
Factor completely 25x2 − 9.

(5x − 3)(5x − 3)
(5x + 3)(5x − 3)
(5x + 1)(5x − 9)
(5x − 1)(5x − 9)

2 Answers

3 votes

Answer:

(5x-3)(5x+3)

Explanation:

User Winni
by
7.1k points
2 votes
The formula is a^2-b^2=(a-b)(a+b)
So answer is (5x-3)(5x+3)
User Frits
by
6.9k points