Answer:
// here is statement in C++ to compute square root of a variable.
double result=sqrt(discriminant);
Explanation:
Sqrt() method will compute the square root of a variable in C++.Read a value of discriminant and find the square root of it and assign it to variable "result".
Implementation in C++.
#include <bits/stdc++.h>
using namespace std;
// main function
int main()
{
// variables
double discriminant;
// ask to enter discriminant
cout<<"Enter the discriminant:";
// read discriminant
cin>>discriminant;
double result=sqrt(discriminant);
cout<<"Square root of discriminant is:"<<result<<endl;
return 0;
}
Output:
Enter the discriminant:50
Square root of discriminant is:7.07107