A Laboratory Course in C++, 5th Edition

Lesson 3-4: Value-Returning Functions

58 | Chapter 3

Name __________________________________________ Date _______________________

Section _________________________________________

Use the following shell for Exercises 1 and 2.

// Program UseFunctions demonstrates the use of library and

// user-defined functions.

#include <iostream>

#include <cmath>

using namespace std;

float answer(float, float, float);

int main ()

{

cout << fixed << showpoint;

cout << answer(_______, _______, ______);

return 0;

}

// Do you recognize this formula?

float answer(float one, float two, float three)

{

return ((- two + sqrt(pow(two, ______)

- (4.0 * one * three))) / (2.0 * one));

}

Exercise ...