Question

How do you evaluate the limit `3x^2(2x-1)` as x approaches `-1/2`?

Answer 1

It is

`lim_(x->-1/2) 3x^2*(2x-1)=3*(-1/2)^2*(2*(-1/2)-1)=`

`3*(1/4)*(-1-1)=-3/2`