math
posted by Patty .
find the terms and leave the coefficients as factorials:
Term with t^5 in (vt)^17

math 
bobpursley
That would be the sixth term.
For any positive integer n , the expansion of (x + y)n is C(n, 0)x n + C(n, 1)x n1 y + C(n, 2)x n2 y 2 + ... + C(n, n  1)xy n1 + C(n, n)y n .
Each term r in the expansion of (x + y)n is given by C(n, r  1)x n(r1) y r1 .
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