I have a test tomrow and i cant do some of the problems on the topic please help. i want to know how to do these before my test tomrow
express sin 320degrees as a sin function of a positive acute angle
find the value of cos^2 x - 2cos x= 0
thx
I have a test tomrow and i cant do some of the problems on the topic please help. i want to know how to do these before my test tomrow
express sin 320degrees as a sin function of a positive acute angle
find the value of cos^2 x - 2cos x= 0
thx