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CGP EDU Academic Team
Published on: August 13, 2026
The coefficient of x 5 in (1 + 2x + 3x 2 +.....) –3/2 is :
Text Solution
Verified by ExpertsThe correct answer is:
D
(1 + 2x + 3x 2 +.....) –3/2 = [(1 – x) –2 ] –3/2 = (1 – x) 3
So, coefficient of x 5 in (1 + 2x + 3x 2 +....) –3/2
= coefficient of x 5 in (1 – x) 3 = 0.
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