To solve a quadratic equation by the method of completing square is illustrated through the following examples. Example Solve the equation x2 − 3x − 4 = 0 by completing square. Solution: x2 − 3x − 4 = 0 (i) Shifting constant term −4 to the right, we have x2 − 3x = 4 (ii) Adding the square of ...

Read More »# Mathematics 10

## Solution of Quadratic Equations

To find the solution set of a quadratic equation, following methods are used: factorization completing square use of quadratic formula Solution by factorization In this method, write the quadratic equation in the standard form as ax2 + bx + c = 0 (i) If two numbers r and s can be found for the equation (i) such ...

Read More »## Quadratic Equations

An equation of 2nd degree is called quadratic equation. In more detail, the quadratic equation is an equation, which contains the square of the unknown (variable) quantity, but no higher power. General or standard form of a quadratic equation: It is a 2nd degree equation in one variable x of the form as below, where a ≠ 0 and a, b, ...

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