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January 31, 2015

January 31, 2015

Posted by **yv** on Monday, December 8, 2008 at 12:00am.

sec __=-.04

- Precalc-possible or impossible (trig) -
**Reiny**, Monday, December 8, 2008 at 12:08amnope, not defined

the secant is the reciprocal of the cosine.

The cosine function has a range between -1 and 1

so the secant of any angle has to be ≥ 1 or ≤ -1

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