Question

What is the simplified form of x plus 4 over x squared plus x minus 12 • x plus 4 over x squared plus 8x plus 16?

Answer 1

[ (x+4) / (x^2 + x -12) ] x [ (x+4) / (x^2 + 8x + 16) ]

[ (x+4) / (x-3)(x+4) ] x [ (x+4) / (x+4)(x+4) ]

[ 1 / (x-3) ] x [ 1 / (x+4) ]

1 / (x^2 + x - 12)