OpenStudy (anonymous):

cos pi/4 cos pi/6=1/2 ( ? pi/12+cos 5 pi/12) is it cos? @SolomonZelman

3 years ago
OpenStudy (anonymous):

@primeralph

3 years ago
OpenStudy (solomonzelman):

it has to be in radians, correct?

3 years ago
OpenStudy (solomonzelman):

it looks really complicated, b/c it is long. I suck at math, but I am sure someone who is good at t can help. Sorry.

3 years ago
OpenStudy (anonymous):

no all its asking if it is sine or cos no number involved

3 years ago
OpenStudy (anonymous):

Dammit... The site refreshed and deleted everything I wrote... beeeeeeh... I'll do it again in couple minutes..

3 years ago
OpenStudy (anonymous):

i got it dont worry

3 years ago
OpenStudy (anonymous):

Ah good.. I was about to post, I got to cos(). hope that helps atleast.. =\

3 years ago