SOLUTION: 64x^2-81=0

Question 140237: 64x^2-81=0
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
64x^2-81=0
(8x-9)(8x+9)=0
8x-9=0
8x=9
x=9/8 answer
8x+9=0
8x=-9
x=-9/8
x=-9/8 answer.
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