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2 votes
Factor completely 4x^2-81

2 Answers

4 votes

Answer:

(2x+9)(2x-9)

Explanation:

kind of simple actually

4x^2-81=(2x+9)(2x-9)

User Tjcombos
by
4.9k points
3 votes

Answer:

(2x - 9)(2x + 9)

Explanation:

4x^2 - 81 = (2x - 9)(2x + 9)

User AlexanderM
by
5.1k points