Write the definition of a method powerTo, which receives two parameters . The first is a double and the second is an int . The method returns a...

Write the definition of a method  powerTo, which receives two parameters . The first is a double  and the second is an int . The method  returns adouble .

If the second parameter  is negative, the method  returns zero. Otherwise it returns the value  of the first parameter  raised to the power of the second parameter