SOLUTION: please help me factor these polynomials 1){{{ 9-x^2 }}} 2){{{ 4x^2+81-36x }}} 3){{{ 4y^2+16y+16 }}} 4){{{(x^2-25)/(x+5) }}}

Algebra ->  Algebra  -> Polynomials-and-rational-expressions -> SOLUTION: please help me factor these polynomials 1){{{ 9-x^2 }}} 2){{{ 4x^2+81-36x }}} 3){{{ 4y^2+16y+16 }}} 4){{{(x^2-25)/(x+5) }}}      Log On

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Question 399545: please help me factor these polynomials
1)+9-x%5E2+
2)+4x%5E2%2B81-36x+
3)+4y%5E2%2B16y%2B16+
4)%28x%5E2-25%29%2F%28x%2B5%29+
Answer by edjones(7569) About Me  (Show Source):
You can put this solution on YOUR website!
1) (3-x)(3+x)