\int x^{5} d x= (a) \frac{x^{6}}{6}+k (b) \frac{x^{5}}{5}+k (c) \frac{x^{7}}{7}+k (d) \frac{x^{8}}{8}+k

Sol:
Correct option is (A).\frac{x^{6}}{6}+k