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   | #include "stdafx.h"
#include <iostream>
class equa2
{
public:
	equa2(float a,float b,float c);
	~equa2();
	float lire(float) const;
	float AfficherDelta() const;
	float CalculerDelta(float sonA,float sonB,float sonC);
	float CalculerS1(float sonA,float sonB,float sonC,float sonDelta);
	float CalculerS2(float sonA,float sonB,float sonC,float sonDelta);
	float AfficherS1() const;
	float AfficherS2() const;
private:
	float sonA,sonB,sonC,sonDelta,sonS1,sonS2;
}
;
 
equa2::equa2(float a,float b,float c) {
	sonA=a;
	sonB=b;
	sonC=c;
}
equa2::~equa2() {}
float equa2::CalculerDelta(float sonA,float sonB,float sonC )
{
	float sonDelta;
	sonDelta=(sonB*sonB)- (4*sonA*sonC);
return sonDelta;
}
float equa2::AfficherDelta()
{
	std::cout << "/ndelta=" << sonDelta << "/n";
}
equa2::AfficherS1()
{
	if(sonDelta>=0)
	{
 
	std::cout << "/,S1="<<sonS1<<"/n";
	};
	if(sonDelta<0)
	{
		std::cout << "/,S1="<<sonS1<<"i/n";
	};
 
}
equa2::AfficherS2()
{
if(sonDelta>=0)
	{
 
    std::cout << "/,S1="<<sonS2<<"/n";
};
if(sonDelta<0)
 
{
std::cout << "/,S1="<<sonS2<<"i/n";
};
}
sonDelta=CalculerDelta(); 
 
sonS1=CalculerS1(sonA,sonB,sonC,sonDelta);
 
sonS2=CalculerS2(sonA,sonB,sonC,sonDelta);
 
equa2::CalculerS1(float sonA,sonB,sonC,sonDelta)
{
	Float sonS1;
sonS1=(((-sonB)-(sqrt(sonDelta)))/(2*sonA));
return sonS1;
}
 
 
 
equa2::CalculerS2(float sonA,sonB,sonC,sonDelta)
{Float sonS2;
sonS2=(((-sonB)-sqrt(sonDelta))/(2*sonA));
return sonS2;
}
 
int _tmain(int argc, _TCHAR* argv[])
{
	return 0;
} | 
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