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Quadratic Equations

The equations of the form ax2 + bx + c = 0, where x is a variable and a, b, c are constants with a ≠ 0 are called quadratic equations or equations of degree two.
 

A quadratic equation has two roots.
 

The roots of a quadratic equation can be found using the formula:

Description: 37974.png, where a, b, c are rational numbers.

 

Description: 37968.png 

 

Description: 37962.png 

 

The discriminant determines the nature of the roots of the equation.





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