write a C proogram to find the roots of quadratic equation

Purple Team answered on February 2, 2022 Popularity 9/10 Helpfulness 4/10

answer write a C proogram to find the roots of quadratic equation

related roots of quadratic equation in c

write a C proogram to find the roots of quadratic equation

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ax2 + bx + c = 0, where
a, b and c are real numbers and
a != 0

Popularity 9/10 Helpfulness 4/10 Language typescript

Source: www.programiz.com

Tags: c equation find quadratic typescript

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Contributed on Feb 02 2022

Purple Team

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roots of quadratic equation in c

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x = \frac{-b\pm \sqrt{b^2-4ac}}{2a}

#include<stdio.h>
#include<math.h>

void main()
{
    float a, b, c, determinant, r1, r2, real, imag;
    scanf("%f%f%f", &a, &b, &c);
    determinant == b*b - 4*a*c; 

    if(determinant > 0)    // both roots are real
    {
        r1 = (-b + sqrt(determinant))/2*a;  // Brackets are important
        r2 = (-b - sqrt(determinant))/2*a;
        printf("\n\n\nRoots are: %.2f and %.2f ", r1, r2);
    }
    else if(determinant == 0)   // both roots are real and equal
    {
        r1 = r2 = -b/(2*a); // brackets are important
        printf("\n\n\nRoots are: %.2f and %.2f ", r1, r2);
    }
    /*
        Determinant < 0 - both roots are imaginary of the 
        form real + i*imaginary
    */
    else
    {
        real = -b/(2*a);
        imag = sqrt(-determinant)/(2*a);
        printf("\n\n\nRoots are %.2f + i%.2f and %.2f - i%.2f ", real, imag, real, imag);
    }
}

Popularity 7/10 Helpfulness 4/10 Language c

Source: Grepper

Tags: c equation quadratic

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Contributed on Jan 27 2023

Stormy Shark

0 Answers Avg Quality 2/10

write a C proogram to find the roots of quadratic equation

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