问题:[填空题]
[填空题] 将下面程序补充完整。 public class PowerCale { public static void main(String[] args) { double x=5.0; System.out.println(x+"to the power 4 is"+power(x,4)); System.out.println("7.5 to the power 5 is"+power(7.5,5)); System.out.printl