SOLUTION: (a) Write down in full the binomial expansion of (2 - 0.5x)^5 and simplify the coefficients.
(i) Find the sum of the coefficients of x³, x⁴ and x^5 in the expansion above.
(ii
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-> SOLUTION: (a) Write down in full the binomial expansion of (2 - 0.5x)^5 and simplify the coefficients.
(i) Find the sum of the coefficients of x³, x⁴ and x^5 in the expansion above.
(ii
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Question 1142931: (a) Write down in full the binomial expansion of (2 - 0.5x)^5 and simplify the coefficients.
(i) Find the sum of the coefficients of x³, x⁴ and x^5 in the expansion above.
(ii) Use your expansion in (a) to calculate the value of (1.999)^5. Correct your answer to 2 significant figures. Answer by solver91311(24713) (Show Source):
