1) Factor out: x2-x-6=0 a) (x-3)(x-2) b) (x-3)(x+2) c) (x-2)(x-3) d) (x+3)(x-2) 2) How many real roots does the quadratic equation 2x2+5x+7=0 have? a) 0 b) 1 c) 2 d) none 3) What is the value of the discriminant 2x2+8x+8=0? a) 0 b) 1 c) 2 d) 64 4) What is the sum of the roots of the quadratic equation x2+3x-28=0? a) 3 b) -3 c) 28 d) -28 5) Determine whether (-1,4) is a solution of the quadratic inequality 2x2+4>0. a) Yes, (-1,4) are solutions b) No, -1 is a solution but not 4 c) No, 4 is a solution but not -1 d) No, (-1,4) are not a solution

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