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in Mathematics by (56.7k points)

Let I1 = ∫ f(cos2 x)dx , for x ∈ [0,3π] I2 = ∫ f(cos2 x) dx for x ∈ [0,2π] and I3 = ∫ f(cos2 x)dx, for x ∈ [0,π] then

(A) I1 + 2I3 + 3I2 

(B) I1 = 2I2 + I3 

(C) I2 + I3 = I1 

(D) I1 = 2I3

1 Answer

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by (50.2k points)
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Best answer

Correct Answer is: (C) I2 + I= I1 

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