SOLUTION: Factor 25x^2 - 36 I am stumpted on this one as to what a factor would be. Thanks, Mary

Question 181661: Factor 25x^2 - 36 I am stumpted on this one as to what a factor would be. Thanks, Mary
Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
Hi Mary: lets rewrite this and maybe you'll get an idea of how to do this next time you see it......rewrite to:
:
if you look closely you should see something familiar
:
difference of squares just plug in the numbers for that formula
:
using 5x for a and 6 for b.
:

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