SOLUTION: simplify [(1/x^2)-(1/9)]/(x-3)

Algebra ->  Expressions -> SOLUTION: simplify [(1/x^2)-(1/9)]/(x-3)      Log On


   

Question 153831: simplify [(1/x^2)-(1/9)]/(x-3)
Answer by orca(409) About Me  (Show Source):
You can put this solution on YOUR website!
%28%281%2Fx%5E2%29-%281%2F9%29%29%2F%28x-3%29
=%289%2F%289x%5E2%29-x%5E2%2F%289x%5E2%29%29%2F%28x-3%29
=%28%289-x%5E2%29%2F%289x%5E2%29%29%2F%28x-3%29
=%28%289-x%5E2%29%2F%289x%5E2%29%29%2A%281%2F%28x-3%29%29
=%289-x%5E2%29%2F%289x%5E2%28x-3%29%29
=%28-%28x%5E2-9%29%29%2F%289x%5E2%28x-3%29%29
=%28-%28x%5E2-3%5E2%29%29%2F%289x%5E2%28x-3%29%29
=%28-%28x%2B3%29%28x-3%29%29%2F%289x%5E2%28x-3%29%29
=%28-%28x%2B3%29cross%28%28x-3%29%29%29%2F%289x%5E2cross%28%28x-3%29%29%29
=%28-%28x%2B3%29%29%2F%289x%5E2%29