10. (4 marks) Define the headers of the following two methods. You need to assume that they are defined in a class and that they are invoked through the class. a) A method that searches a value from an integer array. An integer value and an integer array are passed to this method, and this method returns the index of the value in the array A method that copies an integer array to a new array. A source array is passed to this method, and this method returns the new array that have the same elements in the source array. b)