Demonstrates the math functions from the C math.h library - C Function

C examples for Function:Math Function

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Description

Demonstrates the math functions from the C math.h library

Demo Code

#include <stdio.h>
#include <string.h>
#include <math.h>

int main()/*from w ww . j a  v a  2 s .  c om*/
{
    printf("The square root of 49.0 is %.1f\n", sqrt(49.0));
    printf("The square root of 149.0 is %.1f\n", sqrt (149.0));
    printf("The square root of .149 is %.2f\n", sqrt (.149));

    printf("4 raised to the 3rd power is %.1f\n", pow(4.0, 3.0));
    printf("7 raised to the 5th power is %.1f\n", pow(7.0, 5.0));
    printf("34 raised to the 1/2 power is %.1f\n", pow(34.0, .5));

    printf("The cosine of a 60-degree angle is %.3f\n",cos((60*(3.14159/180.0))));
    printf("The sine of a 90-degree angle is %.3f\n",sin((90*(3.14159/180.0))));
    printf("The tangent of a 75-degree angle is %.3f\n",tan((75*(3.14159/180.0))));
    printf("The arc cosine of a 45-degree angle is %.3f\n",acos((45*(3.14159/180.0))));
    printf("The arc sine of a 30-degree angle is %.3f\n",asin((30*(3.14159/180.0))));
    printf("The arc tangent of a 15-degree angle is %.3f\n",atan((15*(3.14159/180.0))));

    printf("e raised to 2 is %.3f\n", exp(2));
    printf("The natural log of 5 is %.3f\n", log(5));
    printf("The base-10 log of 5 is %.3f\n", log10(5));

    return(0);
}

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