Find the General Solution of the Differential Equation $\frac{d y}{d x}=63 x^{2}-6 x$

Multiple Choice

Find the general solution of the differential equation.
- $\frac{d y}{d x}=63 x^{2}-6 x$

A) $63 x^{3}-6 x^{2}+C$
B) $21 x^{3}-6 x^{2}+C$
C) $63 x^{3}-3 x^{2}+C$
D) $21 x^{3}-3 x^{2}+C$