Question

x2-1/x2+2x+1. * x+5/1-x​

Answer 1

Answer:

[(x+1)(x-1)/(x+1)^2 ] ×(x+5)/(1-x)

[(x-1)/(x+1)]×(-1)(x+5)/(x-1)

(x+1)(-1)(x+5)

=-(x^2+6x+5)