;
;
int dfrac (2x+3)({x)^2+3x-10}dx
求下列不定积分:int dfrac (2x+3)({x)^2+3x-10}dx.求下列不定积分:.
int (2x+3)dx=____。填空题(共4题,20.0分) 12.(5.0分) $\int (2x+3)dx=$____。
int dfrac ({x)^3}({(1+{x)^2)}^2}dx=A.int dfrac ({x)^3}({(1+{x)^2)}^2}dx=B.int df
int dfrac (x)(3-2{x)^2}dx;
(3) int dfrac (x)(sqrt {2-3{x)^2}}dx;
int dfrac (1)({x)^2}sin dfrac (3)(x)dx= __
(12) int dfrac (x)(sqrt {2)-3(x)^2}dx;
int dfrac (x)(sqrt {2-3{x)^2}}dx
int dfrac (x)(sqrt {2-3{x)^2}}dx