When (1-3/2x)^p is expanded in ascending powers of x, the coefficient of x is -24.
a. Find the value of p
b. Find the coefficient of x^2 in the expansion
c. Find the coefficient of x^3 in the expansion.
Please help!! i am completely stuck on this question
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- Thread Starter
- 18-10-2015 19:51
- 18-10-2015 22:44
It's a binomial expansion. Expand the bracket using the formula