MathDB
Today's calculation of Integral 343

Source: 1964 Putnam A2

June 12, 2008
calculusintegrationfunctioncalculus computations

Problem Statement

Find all continuous positive functions f(x) f(x), for 0x1 0\leq x\leq 1, such that \int_0^1 f(x)\ dx \equal{} 1 \int_0^1 xf(x)\ dx \equal{} \alpha \int_0^1 x^2f(x)\ dx \equal{} \alpha ^2 where α \alpha is given real number.