SOLUTION: Hi, Can you help me with this math problem? Sovle the inequality.Give answer in interval notation. (x + 2)(x - 1)(x

SOLUTION: Hi, Can you help me with this math problem? Sovle the inequality.Give answer in interval notation. (x + 2)(x - 1)(x - 10) > 0

Question 134842: Hi,
Can you help me with this math problem?
Sovle the inequality.Give answer in interval notation.
(x + 2)(x - 1)(x - 10) > 0
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Very clearly, cannot be , , or ,
since those would make the left side = , and it must be >
works because all 3 factors are +
works also, since the factors are (+)(-)(-) = (+)
But if , the factors are (+)(+)(-) = (-)
If , the factors are (-)(-)(-) = (-) also.
So, the ones that work are:
and
answer
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