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Visus Zhao · Answer 1 · 2018-04-11T09:39:42+0000

you need to factor and then set each to 0 and solve

1) (x -4)(x+3)
x - 4 = 0
x + 3 = 0
Answer: 4 and -3

2) (x^2 + 4)(x^2 - 1)
I think it's +/-2 and 1

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