• 2022-05-31
    _______ indicates that the zero,Y,Z return is over for the respective axis X.
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      设方程\({x^2} + {y^2} + {z^2} = 2Rx\)确定函数\(z=z(x,y)\),则\( { { \partial z} \over {\partial x}}=\) A: \( { { \partial z} \over {\partial x}} = { { R +x} \over z}\) B: \( { { \partial z} \over {\partial x}} =- { { R +x} \over z}\) C: \( { { \partial z} \over {\partial x}} = { { R - x} \over z}\) D: \( { { \partial z} \over {\partial x}} =- { { R - x} \over z}\)

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      ‎以下正确的函数形式是()‏ A: double fun(int x,int y) {double z; z=x+y; return z;} B: fun(x,y) {int x,y; double z; z=x+y; return z;} C: fun (int x,y) {int z;return z;} D: double fun(int x,int y) {z=x+y;return z;}

    • 2

      以下正确的函数定义是( ) A: double fun(int x,int y) { double z; z=x+y; return z; } B: double fun(int x,int y) { z=x+y; return z; } C: fun(int x,y) { int z; return z; } D: fun(x,y){ int x,y; double z; z=x+y; return z; }

    • 3

      以下正确的函数定义( ) A: double fun(int x,int y){ z=x+y; return z; } B: fun(int x,y){ int z; return z; } C: fun(x,y){ int x,y; double z;z=x+y; return z; } D: double fun(int x, int y){ double z;z=x+y; return z; }

    • 4

      以下方法声明正确的是:( ) A: double fun(int x,int y) {   z=x+y;   return z; } B: fun(int x,y) {  int z;   return z; } C: fun(x,y) {  int x,y;   double z;   z=x+y;   return z; } D: double fun(int x,int y) {   double z;   z=x+y;   return z; }