SOLUTION: X^2 - 9=0 factor

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Question 507585: X^2 - 9=0 factor
Answer by Earlsdon(6294) About Me  (Show Source):
You can put this solution on YOUR website!
Factor:
x%5E2-9 This is a difference of squares, and A%5E2-B%5E2+=+%28A-B%29%28A%2BB%29 and...
x%5E2-9+=+%28x-3%29%28x%2B3%29