OK:

arsin(sin(5p\7)) = 2p/7

arctan(tan(5p/5))= -p/5

Why is the second answer negative?

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- Dec 10th 2011, 03:39 PMNervousReally basic trig question
OK:

arsin(sin(5p\7)) = 2p/7

arctan(tan(5p/5))= -p/5

Why is the second answer negative? - Dec 10th 2011, 03:40 PMProve ItRe: Really basic trig question
- Dec 10th 2011, 03:45 PMskeeterRe: Really basic trig question
- Dec 10th 2011, 03:51 PMProve ItRe: Really basic trig question
- Dec 10th 2011, 04:04 PMskeeterRe: Really basic trig question