Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

Check my work- quick :) cosx=sqrt(3)/2 x = 30° , 120°, 330°

Parth (parthkohli):

Yes?

Parth (parthkohli):

There should be two solutions only lol

OpenStudy (whpalmer4):

One of them does not belong :-)

Parth (parthkohli):

\(120\) is not a solution

OpenStudy (anonymous):

might i ask why not? :)

Parth (parthkohli):

Do you remember anything about the unit circle?

OpenStudy (anonymous):

we've established that it confuses me, right? lol

Parth (parthkohli):

lol...

OpenStudy (whpalmer4):

|dw:1370418490987:dw|

OpenStudy (anonymous):

ahhhh

Parth (parthkohli):

Not confused anymore? lol

OpenStudy (whpalmer4):

There are many better unit circle diagrams out there than mine, but it appears to have been sufficient :-)

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!