Multiple choice $\int\limits_{-a}^a(sin^6 x sin^7 x)dx$ is equal to $2\int\limits_0^a sin^6 xdx$ $2\int\limits_0^a sin^7 xdx$ $\int\limits_{-a}^a(sin^6 x sin^7 x)dx$ Zero Reveal answer Fill a bubble to check yourself A Correct answer Explanation