∫x/(√(2-3x^2) )dx

∫x√(1+2x)dx ∫(2^x)/((2^x)+3)dx ∫(1-x)^2/x^3 dx ∫(x-1)^2/x^3 dx ∫x^3/1+x^2 dx ∫(X^3)/(1+X^2)dx ∫X^2 e^-X^3 dx. ∫x^3/9+X^2 dx. ∫x^3/(9+x^2)dx ∫(2^x+3^x)²dx 求∫x-3/x²-2x+2 dx,∫x³/√（4-x²）dx ∫[(x^2-x+6)/(x^3+3x)]dx