Question: Please, C++ programs pass by reference, not pointers. 5. Write a void function definition for a function called zeroBoth that has two call-by-reference parameters, both

Please, C++ programs pass by reference, not pointers.

Please, C++ programs pass by reference, not pointers. 5. Write a

5. Write a void function definition for a function called zeroBoth that has two call-by-reference parameters, both of which are variables of type int, and sets the values of both variables to o. 6. Write a void function definition for a function called addTax. The function addTax has two formal parameters: taxRate, which is the amount of sales tax expressed as a percentage, and cost, which is the cost of an item before tax. The function changes the value of cost so that it includes sales tax

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