Solving quadratic equations in factored form
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x = 0 and x = 4
x(x - 4) = 0
x = 7 and x = -7
x² -49=0
x = 8 and x = -8
x² -64=0
x=-4 and x=-5
x²+9x+20=0
x=-5/2 and x=3
2x²-x-15=0
x = 1/2 and x = 4
(2x -1)(x - 4) = 0
x = 2/3 and x = -2/3
(3x - 2)(3x + 2) = 0
x = -2 and x = -6
(x + 2)(x + 6) = 0
x = 1 and x = -3
(x - 1)(x + 3) = 0
x = 2 and x = -1
(x - 2)(x + 1) = 0
x = 3 and x = 5
(x - 3)(x - 5) = 0
x = 4 and x = 10
(x - 4)(x - 10) = 0
x = 4 and x = 2
(x - 4)(x - 2) = 0
x = 5 and x = -5
(x - 5)(x + 5) = 0
x = 3 and x = -5
(x+5)(x-3)=0
x = 5 and x = -5
(x+5)(x-5)=0
x = 9 and x = -5
(x-9)(x+5)=0