证明∫(0,a)f(x^2)dx=1/2∫(0,a^2)xf(x)dx (a>0)

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证明∫(0,a)f(x^2)dx=1/2∫(0,a^2)xf(x)dx(a>0)证明∫(0,a)f(x^2)dx=1/2∫(0,a^2)xf(x)dx(a>0)证明∫(0,a)f(x^2)dx=1/2

证明∫(0,a)f(x^2)dx=1/2∫(0,a^2)xf(x)dx (a>0)
证明∫(0,a)f(x^2)dx=1/2∫(0,a^2)xf(x)dx (a>0)

证明∫(0,a)f(x^2)dx=1/2∫(0,a^2)xf(x)dx (a>0)
这是错题
令a=1,f(x)=1
则 左=1 右=1/4
显然不等