/**
 * Write a description of class bonusFunctions here.
 *
 * @author (your name)
 * @version (a version number or a date)
 */
public class bonusFunctions
{
    /**
     * An example of a method - replace this comment with your own
     *
     * @param  y  a sample parameter for a method
     * @return    the sum of x and y
     */
    public double naturalLogLn(double x)
    {
        // put your code here
        return Math.log(x);
    }
    
    public double LogBaseTenOfAnumber(double x)
    {
        // put your code here
        return Math.log10(x);
    }
    
    public double exponential(double x)
    {
        // put your code here
        return Math.exp(x);
    }
}