Quadratic Equations – Notes
Quadratic Equation
The roots of a quadratic equation of the form ax2 + bx + c = 0 can be calculated using the formula x =
The sum of roots of a quadratic equation is: a + b =
The product of roots of a quadratic equation is: ab =
In a quadratic equation, b2 – 4ac is called the discriminant, which is denoted by D or ∆
The nature of roots in a quadratic equation can be summed up as follows:
- If D > 0, then the roots are real and distinct.
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CBSE Class 10th Maths 4 - Quadratic Equations - Notes
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