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Engineering Maths · Q10

Transform Theory

Engineering and GATE · Engineering Maths · question 10

Q10

The Fourier cosine series for an even function f(x) is given by f ( x ) = a_0 + _ n = 1^ a_ n ( nx ) The value of the coefficient a2 for the function f(x) = cos2(x) in [0, π] is

The Fourier cosine series for an even function f(x) is given by
The value of the coefficient a2 for the function f(x) = cos2(x) in [0, π] is
A.
-0.5
B.
0.0
C.
0.5
Answer
D.
1.0

Answer: Option C

Solution

Answer: Option C
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