Ask your own question, for FREE!
Trigonometry 13 Online
OpenStudy (anonymous):

Evaluate cos(cos^-1 3/5 + sin^-1 5/13)

OpenStudy (anonymous):

=(12/13)(3/5)-(5/13)(4/5) =36/65-20/65 =16/65 can someone verify, thx

OpenStudy (ranga):

Yes, I am getting 16/65 too.

OpenStudy (anonymous):

awesome, thx

OpenStudy (ranga):

you are welcome.

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!
Latest Questions
Arriyanalol: i need help
19 hours ago 7 Replies 1 Medal
Arriyanalol: CONGRATS to me
22 hours ago 8 Replies 2 Medals
Legomaster346: What colleges are good that are near Arab Alabama?
1 week ago 5 Replies 0 Medals
Arriyanalol: i need help
1 week ago 6 Replies 2 Medals
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!