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CGP EDU Academic Team
Published on: August 13, 2026
The number of prime factors of the coefficient of x 8 in the expansion of (1 – 2x + 3x 2 – 4x 3 + 5x 4 – 6x 5 + 7x 6 ) 6 is-
Text Solution
Verified by ExpertsThe correct answer is:
B
The coefficient of x 8 in the expansion of
(1 + x) –12 + 6(1 + x) –10 (8x 7 – 9x 8 ) .... is 75048
= 2 3 × 3 × 53 × 59.
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