Write two methods, myCode() and helloWorld(String[] args).   The myCode() method must: 1. Create a String array with these elements: "Hello" "World" 2. Call helloWorld(String[] args) method, using the array you created as the parameter.   The helloWorld(String[] args) method must: 1. Replace the word "World" with the word "CityTech".

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Math class and its different methods

Java math class consists of arithmetic math methods that performs basic numeric operations such as finding the maximum or minimum of two values, rounding values, logarithmic functions, square root, and trigonometric functions, etc. The Math library functions can be accessed using the header Java.lang.Math. These math methods under Java math class are for our convenience.