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What is the output of the following code: int square(int x) { return x * x; } int main() { cout << square(3) + square(2); } in C++?
Answer & Solution
Correct Answer:
Option
A
The given code defines a function named
square which takes an integer x as input and returns the square of x. In the main function, square(3) returns 9 and square(2) returns 4. When these values are added together and printed, the output will be 9 + 4 = 13.
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LoginThe square() function takes an integer argument x and returns the square of that integer.
Let's evaluate the expression:
square(3) returns the square of 3, which is 9.
square(2) returns the square of 2, which is 4.
Adding the results of square(3) and square(2) together: 9 + 4 = 13.
So, the output of the code will be: 13 Option No B