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Let denote the sum of coefficients in the expansion of Maximum value of is
detailed solution
Correct option is B
S(θ)=(2−sin θ+cos θ)2nMaximum possible value of2−sin θ+cos θ=2−2cos π4sin θ−sin π4cos θ=2−2sin (θ−π/4) is 2+2=22 ∴ Maximum possible value of S(θ) is 23/22n=8nTalk to our academic expert!
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If the coefficients of P th, ( p + 1)th and (p + 2)th terms in the expansion of (1 + x)n are in AP, then
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