MathDB
Today's calculation of Integral 513

Source: 1968 Kyoto Institute of Technology entrance exam/Fiber and Textile

December 4, 2009
calculusintegrationfunctiontrigonometrycalculus computations

Problem Statement

Find the constants a, b, c a,\ b,\ c such that a function f(x)\equal{}a\sin x\plus{}b\cos x\plus{}c satisfies the following equation for any real numbers x x. 5\sin x\plus{}3\cos x\plus{}1\plus{}\int_0^{\frac{\pi}{2}} (\sin x\plus{}\cos t)f(t)\ dt\equal{}f(x).