SOLUTION: 16x^2+72xy+81y^2 facotor each plynomial completely

SOLUTION: 16x^2+72xy+81y^2 facotor each plynomial completely

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Question 26071: 16x^2+72xy+81y^2
facotor each plynomial completely
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
Notice that the first term and the last term are both perfect squares: and respectivley. This would suggest trying the following:
as the factors.
Check using FOIL.
=
The factors are:
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