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Mathematics 20 Online
OpenStudy (anonymous):

solve. (x+10)(x-20)(x+5)>0 I do not know how to solve this please help I think the answer is -1020 please help

OpenStudy (anonymous):

Let the equation =0 giving x=-10,+20,-5. Then you test either side of each of these values to see whether you get o positive answer or not. I think the answer is -10<x<-5 and x>20. Hope this helps.

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