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Mathematics 17 Online
OpenStudy (nanii215):

explain why |x| + 2 > |x|.

OpenStudy (jango_in_dtown):

2>0 now add |x| on both sides. then |x|+2>|x|

OpenStudy (jango_in_dtown):

|x| >=0 . so the inequality is justified

OpenStudy (welshfella):

yes recall that |x| the absolute value of x, is always 0 or positive

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