Java 6 Illuminated: An Active Learning Approach, 2nd Edition

The pow Method

Example 3.14 demonstrates how some of these Math methods can be used

in a Java program.

1 /* A demonstration of some Math class methods

2 Anderson, Franceschi

3 */

4

5 public class MathMethods

6 {

7 public static void main( String [ ] args )

8 {

9 double d2 = Math.log( 5 );

10 System.out.println( “\nThe log of 5 is “ + d2 );

11

12 double d4 = Math.sqrt( 9 );

13 System.out.println( “\nThe square root of 9 is “ + d4 );

14

15 double fourCubed = Math.pow( 4, 3 );

16 System.out.println( “\n4 to the power 3 is “ + fourCubed );

17

18 double bigNumber = Math.pow( 43.5, 3.4 );

19 System.out.println( “\n43.5 to the power 3.4 is “ + bigNumber );

20 }

21 ...