Published by:
CGP EDU Academic Team
Published on: August 13, 2026
For each natural number n ≥ 2, the largest possible value of the expression
S n = sinx 1 cos x 2 + sin x 2 cos x 3 + ...+ sin x n cos x 1 (where x 1 , x 2 ... x n are arbitrary real numbers)
A
B
C
D
n
Text Solution
Verified by ExpertsThe correct answer is:
B
By the inequalities 2ab ≤ a 2 + b 2 , we get
S n ≤ 
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