Mark against the correct answer in each of the following:
Question:
Mark $(\sqrt{)}$ against the correct answer in each of the following:
$\int x^{2} \sin x^{3} d x=?$
A. $\cos x^{3}+C$
B. $-\cos x^{3}+C$
C. $-\frac{1}{3} \cos x^{3}+C$
D. none of these
Solution:
