int (2x+3)dx=____。

int dfrac (2x+3)({x)^2+3x-10}dx

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:.

+2y)dx+(2x+3(y)^2)dy在整个xoy平面内是某一函数+2y)dx+(2x+3(y)^2)dy的全微分，则+2y)dx+(2x+3(y)^2)dy

3.将适当的函数填入下列括号内,使等式成立.-|||-(6) [ ln (2x+3)] = ()d(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

(3)若 int f(x)dx=(x)^2+C, 则 int xf(1-(x)^2)dx= __ ;

int (3 cdot 2^x - 2 cdot 3^x)/(2^x) dx =A. $3x - 2\ln \frac{3}{2} \cdot \left(\f

int dfrac (x)(3-2{x)^2}dx;

求-|||-(1) (int )_(-1)^1f(x)dx;-|||-(2)f(x)dx;-|||-(3) (int )_(3)^-1g(x)dx;-|||-(