SOLUTION: I am having a little trouble getting the correct answer to this problem. Factor completely. {{{ 9x^2+12xy+4y^2-25}}}

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I am having a little trouble getting the correct answer to this problem. Factor completely. {{{ 9x^2+12xy+4y^2-25}}}      Log On


   

Question 92532: I am having a little trouble getting the correct answer to this problem. Factor completely.
+9x%5E2%2B12xy%2B4y%5E2-25
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
this is the difference of two squares ... the first three terms are a perfect square, as is the last term

(3x+2y)^2-(5)^2 ... (3x+2y+5)(3x+2y-5)