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Mathematics 7 Online
OpenStudy (anonymous):

f

OpenStudy (shamil98):

f indeed.

OpenStudy (anonymous):

g

OpenStudy (anonymous):

how do you figure out cos(3pi)

OpenStudy (anonymous):

it's not a ref angle

OpenStudy (shamil98):

look at the unit circle brah

OpenStudy (anonymous):

>.<

OpenStudy (anonymous):

it's ilike 540 degrees or something

OpenStudy (shamil98):

2pi = 360 3pi = 540 i think cos 3pi would be -1 then.

OpenStudy (anonymous):

wolfram faster

OpenStudy (anonymous):

haha

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