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If f(x)=A s in((pix)/2)+B ,f^(prime)sqrt...

If `f(x)=A s in((pix)/2)+B ,f^(prime)sqrt(2)a n dint_0^1f(x)dx=(2A)/pi,` Then which of the following is/are correct? constant B is zero & A can be any real number `A+B=4/pi` c. `A+B=4/pi+2` d. `A-B=4/pi`

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