1.沿下列路径计算积分 (int )_(0)^3+i(z)^2dz:-|||-(1)自原点至 3+i 的直线段;-|||-(2)自原点沿实轴至3,再由3沿铅直方向向上至 3+i;-|||-(3)自原点沿虚轴至i,再由i沿水平方向向右至 +i.

1.沿下列路线计算积分 (int )_(0)^3+t(z)^2dz.-|||-(1)自原点至 3+i 的直线段;-|||-(2)自原点沿实轴至3,再由3沿竖直方

3.1 沿下列路径计算积分 (int )_(0)^3+1(z)^2dz:-|||-(1)自原点至 +1 的直线段;-|||-(2)自原点沿实轴至3,再由3铅直向

1.计算积分 (int )_(0)^1+i[ (x-y)+i(x)^2] dz, 积分路径(1)自原点至 1+i 的-|||-直线段;(2)自原点沿实轴至1,再

积分路径为:-|||-(1)自原点至 1+i 的直线段;-|||-(2)自原点沿实轴至1,再由1铅直向上至 https:/img.zuoyebang.cc/zy

(1)计算积分int_(c)^ Re(z+3i)dz，其中积分路径C为从原点到点2+3i的直线段.(1)计算积分$\int_{c}^{ }Re(z+3i)dz$

计算 (int )_(c)^2dz .其中C为从原点到点 1+2i 的直线段.

3.设f(z)=}(x^3-y^3+i(x^3+y^3))/(x^2)+y^(2),&z=x+iyneq0,0,&z=0,试证f(z)在原点满足

曲线C是自0至1+i的直线段，则int_(C)e^|z|^2(Re)z,dz=（）A. $\frac{1}{4}(e^2+1)(1-i)$B. $\frac{1

1.求下列复数z的实部与虚部、共轭复数、模与辐角:-|||-(1) 1/(3+2i);-|||-(2) dfrac (1)(i)-dfrac (3i)(1-i)

3.7 计算 (theta )_(1)=1=3=dfrac (1)((z-i)(z+2))dz .