SOLUTION: Simplify. Fractions Be sure to state the restrictions on the variables. {{{(u^2-9)/(u-3)^2}}} Multiply: Fractions {{{(((a-4)(a+3))/(a^2 - 4a))*(2a/(a+3)(a-1))}}}

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Simplify. Fractions Be sure to state the restrictions on the variables. {{{(u^2-9)/(u-3)^2}}} Multiply: Fractions {{{(((a-4)(a+3))/(a^2 - 4a))*(2a/(a+3)(a-1))}}}      Log On


   

Question 197212: Simplify. Fractions Be sure to state the restrictions on the variables.
%28u%5E2-9%29%2F%28u-3%29%5E2
Multiply: Fractions
%28%28%28a-4%29%28a%2B3%29%29%2F%28a%5E2+-+4a%29%29%2A%282a%2F%28a%2B3%29%28a-1%29%29
Answer by rahman(247) About Me  (Show Source):
You can put this solution on YOUR website!
%28u%5E2-9%29%2F%28u-3%29%5E2=%28%28u-3%29%2A%28u%2B3%29%29%2F%28u-3%29%28u-3%29=%28u%2B3%29%2F%28u-3%29
Multiply: Fractions
%28%28%28a-4%29%28a%2B3%29%29%2F%28a%5E2+-+4a%29%29%2A%282a%2F%28a%2B3%29%28a-1%29%29
=%28%28a-4%29%28a%2B3%29%2Fa%2A%28a-4%29%29%2A%282a%2F%28%28a%2B3%29%2A%28a-1%29%29%29
=%28%28a%2B3%29%2F%28a%29%29%2A%282a%2F%28%28a%2B3%29%2A%28a-1%29%29%29
=%281%2Fa%29%2A%282a%2F%28a-1%29%29
=2%2F%28a-1%29
OK