برنامه محاسبه e به توان عدد x — راهنمای کاربردی

1// C Efficient program to calculate 
2// e raise to the power x 
3#include <stdio.h> 
4  
5// Returns approximate value of e^x  
6// using sum of first n terms of Taylor Series 
7float exponential(int n, float x) 
8{ 
9    float sum = 1.0f; // initialize sum of series 
10  
11    for (int i = n - 1; i > 0; --i ) 
12        sum = 1 + x * sum / i; 
13  
14    return sum; 
15} 
16  
17// Driver program to test above function 
18int main() 
19{ 
20    int n = 10; 
21    float x = 1.0f; 
22    printf("e^x = %f", exponential(n, x)); 
23    return 0; 
24}

1// Java efficient program to calculate  
2// e raise to the power x 
3import java.io.*; 
4  
5class GFG  
6{ 
7    // Function returns approximate value of e^x  
8    // using sum of first n terms of Taylor Series 
9    static float exponential(int n, float x) 
10    { 
11        // initialize sum of series 
12        float sum = 1;  
13   
14        for (int i = n - 1; i > 0; --i ) 
15            sum = 1 + x * sum / i; 
16   
17        return sum; 
18    } 
19      
20    // driver program 
21    public static void main (String[] args)  
22    { 
23        int n = 10; 
24        float x = 1; 
25        System.out.println("e^x = "+exponential(n,x)); 
26    } 
27} 
28  
29// Contributed by Pramod Kumar

1# Python program to calculate 
2# e raise to the power x 
3  
4# Function to calculate value 
5# using sum of first n terms of  
6# Taylor Series 
7def exponential(n, x): 
8  
9    # initialize sum of series 
10    sum = 1.0 
11    for i in range(n, 0, -1): 
12        sum = 1 + x * sum / i 
13    print ("e^x =", sum) 
14  
15# Driver program to test above function 
16n = 10
17x = 1.0
18exponential(n, x) 
19  
20# This code is contributed by Danish Raza

1// C# efficient program to calculate  
2// e raise to the power x 
3using System; 
4  
5class GFG  
6{ 
7    // Function returns approximate value of e^x  
8    // using sum of first n terms of Taylor Series 
9    static float exponential(int n, float x) 
10    { 
11        // initialize sum of series 
12        float sum = 1;  
13  
14        for (int i = n - 1; i > 0; --i ) 
15            sum = 1 + x * sum / i; 
16  
17        return sum; 
18    } 
19      
20    // driver program 
21    public static void Main ()  
22    { 
23        int n = 10; 
24        float x = 1; 
25        Console.Write("e^x = " + exponential(n, x)); 
26    } 
27} 
28  
29// This code is contributed by nitin mittal.

1<?php 
2// PHP Efficient program to calculate 
3// e raise to the power x 
4  
5// Returns approximate value of e^x  
6// using sum of first n terms  
7// of Taylor Series 
8function exponential($n, $x) 
9{ 
10    // initialize sum of series 
11    $sum = 1.0;  
12  
13    for ($i = $n - 1; $i > 0; --$i ) 
14        $sum = 1 + $x * $sum / $i; 
15  
16    return $sum; 
17} 
18  
19// Driver Code 
20$n = 10; 
21$x = 1.0; 
22echo("e^x = " . exponential($n, $x)); 
23  
24// This code is contributed by Ajit. 
25?>