2.2 solutions of quadratic equations

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2.2 SOLUTIONS OF QUADRATIC EQUATIONS 1. Solve 1 + 2x 2 = 5x + 4 by using factorization. 2. By using the formula, solve 3 – x 2 = - 3(4x – 3) correct to 2 decimal places 3. Express the following equation in general form and state the values of a, b and c (a) (2x + 5) = (b) 7x – 1 = 4. Rearrange each of the following quadratic equations in the general form , hence solve the following equation by using quadratic formula

Transcript of 2.2 solutions of quadratic equations

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2.2 SOLUTIONS OF QUADRATIC EQUATIONS

1. Solve 1 + 2x2 = 5x + 4 by using factorization.

2. By using the formula, solve 3 – x2 = - 3(4x – 3) correct to 2 decimal places

3. Express the following equation in general form and state the values of a, b and c

(a) (2x + 5) = (b) 7x – 1 =

4. Rearrange each of the following quadratic equations in the general form , hence

solve the following equation by using quadratic formula

Mariana25/7/2013


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