asked 211k views
9 votes
Pre-calc/Trig
Suppose that θ=arcsin(4/6). What is cos(2θ)? (round to 4 decimals)

asked
User Ebrown
by
7.6k points

1 Answer

6 votes

Answer:

0.7453

Explanation:


arcsin( (4)/(6) ) = 0.7297 \\ cos(0.7297) = 0.7453

answered
User Methodsignature
by
8.6k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.