1) Solve x2 +6x + 7 = 0 by completing square method a) (x - 3)2 - 2 b) (x + 3)2 - 2 c) (x - 3)2 + 16 d) x2 + 32 2) Use completing square method to solve x2 - 2x - 15 = 0 a) x = 5 or - 3 b) x = 3 or 5 c) x = 1 or 15 d) x = 14 or 1 3) solve the equation by complete square method 2x2 + 7x + 3 = 0 a) x = 2 or 5 b) x = 2 or - 3 c) x = - 0.5 or - 3 d) x = - 0.5 or 3 4) Use completing square method to solve equation, x2 + 5x - 10 = 0 a) x = 1 or 5 b) x = 1.53 or - 6.53 c) x = 2 or 6 d) x = 2 or 7 5) Solve x2 - 4x - 8 = 0 a) x = 2 or 3 b) x = 1 or 7 c) x = 2 or 6 d) x = 2 ± √3 6) Solve the equation x2 + 7x + 10 = 0 a) x = 1 or 10 b) x = 1 or 7 c) x = 3 or -10 d) x = - 2 or - 5 7) Solve 48 = x ( x - 2) a) x = - 6 or 8 b) x = 1 or 6 c) x = 1 or 10 d) x = 4 or 10 8) Solve x ( 17 - x) = 72 a) x = - 8 or 9 b) x = 8 or - 9 c) x = 8 or 9 d) x = 12 or 6 9) Solve x2 + 7x + 12 = 0 a) x = 3 or 4 b) x = 2 or 10 c) x = 6 or 2 d) x = 1 or 12 10) Solve x2 + 4x + 1 = 0 a) (x + 2)2 = 23 b) (x - 2)2 = 0 c) (x - 2)2 = 3 d) (x + 2)2 = 3

QUADRATIC EQUATIONS: Solve quadratic equations by completing square method

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