By contradiction method we can also prove \surd4 is a irrational number . But as we know \surd4 is a rational number . Explain why this occur or happen .

By contradiction method we can also prove \surd4 is a irrational numbe

1.	By contradiction method we can also prove \surd4 is a irrational number . But as we know \surd4 is a rational number . Explain why this occur or happen .
Answer» By contradiction method we can also prove \surd4 is a irrational number . But as we know \surd4 is a rational number . Explain why this occur or happen .