Find the 7th term in the binomial expansion.
(a − d) ^8
a. 28a^2 d^6
b. −16ad^7
c. 112a^2 d^6
d. 56a^2 d^6
e. −8ad^7
The 7th term is given by
C(8,6) * a2 * d6 =
28a2d6 → " a"
