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(i) Find and simplify the first three terms of the expansion, in ascending powers of x, of (1-4x)^5?

Science & Mathematics by Anonymous 2018-06-10 14:33:09

Social Science

(i) Find and simplify the first three terms of the expansion, in ascending powers of x, of (1-4x)^5?

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follow up question: (ii) The first three terms in the expansion of (1-4x)^5 (1+ax+bx^2) are 1-23x+222x^2. Find the value of each constants 'a' and 'b'

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