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In this unit we will look at how to solve quadratic equations using four methods: •. solution by factorisation. •. solution by completing the square. •. solution using a formula. •. solution using graphs.
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Quadratic Equation Generator. The General Quadratic Equation: ax 2 + bx + c = 0. The values: a = -9, b = - 3, c = - 3. generates the following quadratic equation: -9x 2 - 3x - 3 = 0.
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Free worksheet with answer keys on quadratic equations. Each one has model problems worked out step by step, practice problems, challenge proglems
Solving Quadratics - All Methods Solve using the Quadratic Formula - Level 2 1) n2 + 9n + 11 = 0 2) 5p2 − 125 = 0 3) m2 + 5m + 6 = 0 4) 2x2 − 4x − 30 = 0 Solve using the Quadratic Formula - Level 3 5) b2 − 12 b + 10 = −10 6) 6r2 − 5r − 4 = 7 7) 7x2 − 16 = 6 8) 6n2 − 10 n − 16 = 3 Solve using the Quadratic Formula - Level 4
Solve each equation by factoring or using the quadratic formula.
