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OpenStudy (anonymous):
Please confirm my answer? Click for attached
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OpenStudy (anonymous):
OpenStudy (netlopes1):
To be correct if \[(x ^{2}-8)\ge0\rightarrow ......x \le-3 or x \ge3\]
OpenStudy (netlopes1):
So, both -3 or 3 can be correct, ok?
OpenStudy (anonymous):
Thanks! But would the last option be correct? I just don't know
OpenStudy (netlopes1):
\[\pm3\] ok?
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OpenStudy (anonymous):
Thanks a lot netlopes1, really appreciate your help
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