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How to express the nth power of x in C language

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Release: 2024-04-29 19:03:14
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In C language, you can use the pow() function to calculate the nth power of x. Its syntax is: pow(double x, double y); it uses x as the base, y as the exponent, and returns x to the power of y.

How to express the nth power of x in C language

In C language, the nth power of x represents

In C language, you can use the pow() function Calculates x raised to the nth power.

pow() function syntax

<code class="c">double pow(double x, double y);</code>
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Parameter description

  • x: base
  • y: Exponent

Return value

Returns the result of x raised to the power of y. If y is an integer, it returns the double type, otherwise it returns the long double type. .

Code example

<code class="c">#include <stdio.h>
#include <math.h>

int main() {
    double x, n;

    printf("请输入底数 x:");
    scanf("%lf", &x);
    printf("请输入指数 n:");
    scanf("%lf", &n);

    double result = pow(x, n);
    printf("x 的 n 次幂为:%.2f\n", result);

    return 0;
}</code>
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Output example

<code>请输入底数 x:5
请输入指数 n:3
x 的 n 次幂为:125.00</code>
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