Which of the following quadratic equations has the solution set (1/2,5) ? Select all that apply

(x+1/2) (x-5) = 0

(x-5) (2x-1) = 0

(x+5) (2x-1) = 0

(-2x+1) (-x+5) = 0

(x+1/2) (x+5) = 0

(-2x+1) (x-5) = 0

Slope of (21, 45) and (84, 87)

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X^2-10x+21x2-10x+21