http://puu.sh/3MOkl.jpg

i did 15b wrong... can someone show me how to do it correctly thanks

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- Jul 26th 2013, 10:18 PMMathnood768rational expressions
http://puu.sh/3MOkl.jpg

i did 15b wrong... can someone show me how to do it correctly thanks - Jul 26th 2013, 10:30 PMearbothRe: rational expressions
Hello,

you didn't factor correctly the denominator of the 2nd fraction. The 2nd line should read:

$\displaystyle \frac{x+1}{x+6}-\frac{(x-2)(x+2)}{\color{red}x(x+2)\color{black}} \cdot \frac{x(2x+1)}{(2x+1)(x+3)}$