Write a function powerthree that, given a non-negative number n, returns 3n ( 3^n, or "3 raised topower n") recursively, assuming 3n is something that can be represented as an integer. do not use a loop, and do not use the character '*' anywhere in your code.

List a few alternative options and input and output over the standerd keyboard and monitor. explain their functioning in details.

Research data that is presented using descriptive language is said to be

Which of the following statements is false? a. a class can directly inherit from class object. b. if the class you're inheriting from declares instance variables as private, the inherited class can access those instance variables directly. c. a class's instance variables are normally declared private to enforce good software engineering. d. it's often much more efficient to create a class by inheriting from a similar class than to create the class by writing every line of code the new class requires.