SOLUTION: Can you help me simplify by removing a factor of 1. {{{(t^2-81)/(t+9)^2}}}

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Can you help me simplify by removing a factor of 1. {{{(t^2-81)/(t+9)^2}}}      Log On


   

Question 197380: Can you help me simplify by removing a factor of 1.
%28t%5E2-81%29%2F%28t%2B9%29%5E2
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


The numerator is the difference of two squares. The factorization of the difference of two squares is:



The factorization of the denominator follows the pattern:



And finally, anything divided by itself is 1.


John