Write down the first three terms of the binomial expansion \((1 + ax)^{n}\) in ascending powers of x. If the coefficients of x and x\(^{2}\) are 2 and \(\frac{3}{2}\) respectively, find the values of a and n.
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esther.obi
3 years ago
there's a mistake
it's meant to be
a=1/2
n=4
the formula for binomial expansion there is wrong
it's meant to be nC1 not nCn-1
