Asked by Cassy
If sin(x) = 1/3 and sec(y) = 5/4, where x and y lie between 0 and π/2, evaluate sin(x + y).
Answers
Answered by
Steve@Math
Draw your triangles.
cosx = √8/3
cosy = 4/5, so siny = 3/5
Now just plug in your sum-of- angles formula.
cosx = √8/3
cosy = 4/5, so siny = 3/5
Now just plug in your sum-of- angles formula.
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.