An Equation for the Tangent Line to the Curve $y = \left( x ^ { 2 } + x - 1 \right) ^ { 3 }$

Multiple Choice

An equation for the tangent line to the curve $y = \left( x ^ { 2 } + x - 1 \right) ^ { 3 }$ at the point where x = 1 is:

A) y = 9x - 8
B) y = 9x
C) y = 2x + 1
D) y = 9x - 1