函数名: exp
头文件:<math.h>
函数原型: double exp(double x);
功 能: 求底数e的x次方
参数: double x 为要操作的指数
返回值: 返回底数e的x的次方值
注意: 自然数e为常数2.71828
程序例: 求底数e的x次方值,并将结果输出
#include<stdio.h> #include<math.h> int main(void){ double result; double x = 4.0; result = exp(x); printf("'e' raised to the power of %lf (e ^ %lf) = %lf\n", x, x, result); return 0; }
运行结果:
'e' raised to the power of 4.000000 (e ^ 4.000000) = 54.598150
本文固定URL:https://www.dotcpp.com/course/469