x1 = -4
x2 = 6
A = (5, - 1)
x y
y = a(x - x1)(x - x2)
-1 = a(5 + 4)(5 - 6)
-1 = a * 9 * (-1)
-1 = a * (-9)
a = 1/9
y = 1/9(x + 4)(x - 6)
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x1 = -4
x2 = 6
A = (5, - 1)
x y
y = a(x - x1)(x - x2)
-1 = a(5 + 4)(5 - 6)
-1 = a * 9 * (-1)
-1 = a * (-9)
a = 1/9
y = 1/9(x + 4)(x - 6)