0, The Fourier series of the function f(z) = is given by %3D 5x, 57 10 5. cos 5z +...]+[sin z – 2 1 1 1 [cos z + 1 sin 2x +sin 3x +...]. 3 cos 3x + 4 32 52 The minimum error between f and the Fourier polynomials (trigonometric polynomials) of degree 1 equals 573 1) 25( 24 573 2) 24 3) 25( 3 8. 4) 3. 8. 5x3 5) 5( 51

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A: Topic:- trigonometry

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