#include<stdio.h>

#include<conio.h>

#include<math.h>

main(){

float delta,a,b,c

float x,x1,x2,z

printf("enter a:")

scanf(" f",&a)

printf("enter b:")

scanf(" f",&b)

printf("enter c:")

scanf(" f",&c)

delta=(b*b)-((4)*(a)*(c))

if(delta<0)printf("delta < 0")

if(delta==0){

x=(-b)/(2*a)

printf("X = 3.2f",x) }

if(delta>0){z=sqrt(delta)

x1=(-b-z)/(2*a)

x2=(-b+z)/(2*a)

printf("x1 = 3.2f",x1)

printf("\nx2 = 3.2f",x2) }

printf("\n")

getch()

}-#include<stdio.h>

#include<conio.h>

#include<math.h>

main(){

float delta,a,b,c

float x,x1,x2,z

printf("enter a:")

scanf(" f",&a)

printf("enter b:")

scanf(" f",&b)

printf("enter c:")

scanf(" f",&c)

delta=(b*b)-((4)*(a)*(c))

if(delta<0)printf("delta < 0")

if(delta==0){

x=(-b)/(2*a)

printf("X =　3.2f",x) }

if(delta>0){z=sqrt(delta)

x1=(-b-z)/(2*a)

x2=(-b+z)/(2*a)

printf("x1 =　3.2f",x1)

printf("\nx2 =　3.2f",x2) }

printf("\n")

getch()

}