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Mathematics 14 Online
OpenStudy (anonymous):

Help!! will give medal.. how do i write the answer to number 10 and 12? i probably did it wrong..):

OpenStudy (anonymous):

OpenStudy (anonymous):

and i dont think wolfram is doing it right

OpenStudy (anonymous):

hey :D

OpenStudy (anonymous):

any help is awesome!!

OpenStudy (mathstudent55):

Let's look at problem 10.

OpenStudy (anonymous):

ok

OpenStudy (mathstudent55):

You solved both inequalities correctly. Now you need to find the intersection of their solution sets.

OpenStudy (anonymous):

it's an or statement so would it be (-inf,2] union [-8, inf)?

OpenStudy (mathstudent55):

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