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OpenStudy (anonymous):
write the interval notation for the set {x1-1>x>-8} what would be the interval notation for this would it be (-8,-1]
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OpenStudy (anonymous):
what does x1 mean?
OpenStudy (saifoo.khan):
x^1 i guess, lol.
OpenStudy (anonymous):
i think it would be (-8, x1-1)
OpenStudy (anonymous):
you use the square brackets only when it ends exactly at that point
OpenStudy (anonymous):
|dw:1316400382421:dw|
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