SOLUTION: Is the following binomial a difference of squares? 9a^2-8b^2

Question 84593: Is the following binomial a difference of squares? 9a^2-8b^2
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Is the binomial a difference of squares?

Look at the first term:.
Take the square root: the first term is a perfect square.
Now look at the second term: .
Take the square root: the second term is not a perfect square, so the binomial is not the difference of squares.
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