Answer: {2, 4}
Explanation:
You need to find 2 numbers that multply to +8(last number) and add to -6(middle number)
-4 and -2 satisfy this rule
place in parentheses
(x-4)(x-2) set both = 0 and solve
x-4 = 0 x-2 = 0
x=4 x=2
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