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Mathematics 17 Online
OpenStudy (anonymous):

What is the solution set of |x| < 15?

jimthompson5910 (jim_thompson5910):

Hint: Use the idea that if |x| < k for some positive number k, then x < k or x > -k

jimthompson5910 (jim_thompson5910):

You can then combine the two to get -k < x < k

OpenStudy (anonymous):

ok

jimthompson5910 (jim_thompson5910):

so what does that mean for this problem?

jimthompson5910 (jim_thompson5910):

If |x| < 15, then...?

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