Answer Happy

2. 而15 0, -T

Posted: Tue Apr 26, 2022 7:44 pm

by answerhappygod

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2. 而15 0, -T<x<0, 7T f(x) = 0<x< 2 0, << 2 1 Answer: f(x) + + 4 3 5 1 sin 2 2 sin 2.cc sin 32 sin 50 + + + 2 3 5 COS 2 cos 3.2 cos 52 II = 1-4 T + + Chine ( 7T T