The Brainliest Answer!

This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
Since the degree of terms in the series are all even, there will not be any odd powers of xin the given expansion. Consequently the coefficients of all odd powers of x would be 0.
2 5 2