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8 int dfrac ({x)^5+(x)^4-8}({x)^3-x}dx
int dfrac ({x)^5+(x)^4-8}({x)^3-x}dx.
int (x^5+x^4-8)/(x^3-x) dx$\int \frac{x^5+x^4-8}{x^3-x} dx$
int dfrac (2cdot {3)^x-5cdot (2)^x}({3)^x}dx-|||-__；；
(17) int dfrac (2cdot {3)^x-5cdot (2)^x}({3)^x}dx-|||-(18) (int )_(e)^exe(sex-ta
计算不定积分int (e)^x((3)^x+dfrac ({e)^-x}({sin )^2x})dx-|||-__.计算不定积分.
求int dfrac (4{x)^5-3(x)^4+3x}(1+{x)^2}dx求
已知(x-dfrac (1)(x))=dfrac ({x)^3-x}(1+{x)^4}-|||-__，求(x-dfrac (1)(x))=dfrac ({x)^
计算(int )_(-2)^1dfrac (1)({(7+3x))^3}dx-|||-__时，令(int )_(-2)^1dfrac (1)({(7+3x))^
int dfrac (x+{x)^3}(1+{x)^4}dx