SOLUTION: Factor completly: 16x^2 - 81

Algebra.Com
Question 209306: Factor completly:
16x^2 - 81

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
Factor completley:
16x^2 - 81
= (4x-9)(4x+9)
======================
Cheers,
Stan H.

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