Asked by Cherry
How do i find the exact value for
(Cos 5pi/16)(Cos pi/16) + (sin 5pi/16)(sin pi/16)
(Cos 5pi/16)(Cos pi/16) + (sin 5pi/16)(sin pi/16)
Answers
Answered by
Steve
well, cos(A-B) = cosAcosB + sinAsinB
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.