求下列不定积分:-|||-int dfrac (2cdot {3)^x-5cdot (2)^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

2.求下列不定积分:-|||-(1) int dfrac (dx)({x)^2};-|||-(2) int xsqrt (x)dx; 2.求下列不定积

求下列不定积分:int dfrac (2x+3)({x)^2+3x-10}dx.求下列不定积分:.

求不定积分int dfrac (2{x)^2cos 4x-3}({x)^2}dx求不定积分

求下列不定积分：int dfrac (x+1)({x)^2+2x+5}dx;求下列不定积分：;

8.求下列不定积分:-|||-(2) int dfrac (x+1)({x)^2+x+3}dx ;

1.求下列不定积分:-|||-(1) int dfrac ({x)^3}(x-1)dx;-|||-(2) int dfrac (x-2)({x)^2-7x+12

求下列不定积分。-|||-int dfrac (1)(5-2x)dx

求下列不定积分int dfrac (1)({x)^3}(e)^dfrac (1{x)}dx求下列不定积分