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Mathematics 14 Online
OpenStudy (anonymous):

find the range of f(x)=-2x-5 for the domain{-2,-1,1,2} {

OpenStudy (anonymous):

Plug in each of those 4 numbers and see what f(x) equals. Each answer you get for f(x) is a member of your range. The set of all 4 f(x)'s that you calculate will be your range.

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