Differentiate
-F(x) = $x ^ { 2 }$ + 1 $) ^ { 3 }$

Short Answer

Differentiate
-f(x) = ( $x ^ { 2 }$ + 1 $) ^ { 3 }$ ( $x ^ { 3 }$ - 1 $)^2$ at x = -1
Enter just an integer.