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Mathematics 15 Online
OpenStudy (anonymous):

Write the absolute value inequality I 3x I<9 as an interval. A. -9<3x<9 B.3x<9 C.3x<-9 D.-9

OpenStudy (mertsj):

|3x|<9 means 3x is less than 9 units from 0 So 3x must be less than 9 and greater than -9 So x must be less than 3 and greater than -3

OpenStudy (mertsj):

A

OpenStudy (anonymous):

Thanks again man

OpenStudy (mertsj):

yw

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