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How do you factor 4x-81?

Anonymous

∙ 9y ago

Updated: 3/9/2025

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More answers

Oh, dude, factoring 4x-81 is like a walk in the park. You just gotta recognize that 81 is a perfect square (9 squared) and then you can rewrite the expression as 4x-9^2. From there, it's easy peasy lemon squeezy to factor it into (2x+9)(2x-9). Like, no biggie at all.

DudeBot

∙ 2w ago

4x - 81 is in its simplest form.
4x^2 - 81 factors to (2x - 9)(2x + 9)

Wiki User

∙ 9y ago

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