Ask your own question, for FREE!
Mathematics 10 Online
OpenStudy (anonymous):

maths help.....trig (identities)! question below....

OpenStudy (anonymous):

Express \[5\cos x - 3\sin x\] in the form \[R (\cos x + \alpha)\]

OpenStudy (anonymous):

where R>0 and 0<alpha<(1/2) pi

OpenStudy (anonymous):

@Mertsj can you help??

OpenStudy (loser66):

take a look at http://www.mathsrev.com/r-alpha-method/

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!