The index of the power of x occurring in the 5 th  term from the end in the expansion of x 3 2 - 2 x 2…

The index of the power of x occurring in the 5th  term from the end in the expansion of x32-2x212 is
  1. 3
  2. -3
  3. 4
  4. -4

Solution

T(12-5+2)=12C8x324-2x28

=12C8x1224×28x16

So, power of x=-4

Asked in: AP EAMCET 2020 (23 Sep Shift 1)

Practice more Binomial Theorem questions on Aicharya