/2*x*(1 + x)\ lim |-----------| x->-1+\ -1 + x /
Limit(((2*x)*(1 + x))/(-1 + x), x, -1)
/2*x*(1 + x)\ lim |-----------| x->-1+\ -1 + x /
0
= 1.71006738644821e-32
/2*x*(1 + x)\ lim |-----------| x->-1-\ -1 + x /
0
= 1.27353935247807e-30
= 1.27353935247807e-30