1) f(x)=x2−5x+6=0 a) x = 2 or x = 3 b) x = -2 or x = -3 2) x2−7x+12=0 a) x = -3 or x = -4 b) x = 3 or x = 4 3) x2+6x+8=0 a) x = 2 or x = 4 b) x = -1 or x = -8 c) x = -2 or x = -4 4) x2−9x+20=0 a) x = 4 or x = 5 b) x = -4 or x = -5 c) x = 2 or x = 10 5) x2+5x+6=0 a) x = -2 or x = -3 b) x = 2 or x = 3 c) x = -1 or x = -6 6) x2−8x+15=0 a) x = -3 or x = -5 b) x = 3 or x = 5 c) x = 1 or x = 15 7) x2+7x+10=0 a) x = 2 or x = 5 b) x = -1 or x = -10 c) x = -2 or x = -5 8) x2−10x+21=0 a) x = -3 or x = -7 b) x = 3 or x = 7 c) x = 1 or x = 21 9) x2+9x+20=0 a) x = -4 or x = -5 b) x = 4 or x = 5 c) x = -2 or x = -10 10) x2−6x+8=0 a) x = -2 or x = -4 b) x = 1 or x = 8 c) x = 2 or x = 4

Solve Quadratic functions using Standard Form

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