Question

Find the terms as stated: (x-1/x)^6 constant term

Answer 1

there will be no constant term.

Answer 2

The (x^3)(1/x)^3 term will be constant.
That is the 4th term of the expansion.

So, what is C(6,4)?

Answer 3

Oops. The 4th term is C(6,3)