Given that the coefficient of x 3 in the binomial expansion of g(x) is 20, find the
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Given that the coefficient of x3 in the binomial expansion of g(x) is 20, find the value of k.
g(x) = (4 + kx)5, where k is a constant.
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The binomial expansion of gx 4 kx5 can be written as gx C5 045kx0 C5 144kx1 C5 243kx2 C5 34...View the full answer
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Related Book For
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
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