Find the Relative Rate of Change of F (X) with Respect

Multiple Choice

Find the relative rate of change of f (x) with respect to x for the prescribed value x = 1.f (x) =4x³ + x² + 5

A) $\frac { 5 } { 7 }$
B) 14
C) $\frac { 7 } { 5 }$
D) $\frac { 1 } { 14 }$