c语言使用自定义函数,计算两个数a,b值的平方根之和答:include<stdio.h>#include <math.h>void calc() { float x , y , a , b; printf("please input x and y:\n"); scanf("%f,%f",&x,&y); a=pow(x,2); b=pow(y,2); printf("result=%.2f\n",a+b); getchar(); getchar();}int main(){calc(); return 0;} ...