Question:
Find the exact values of sin 2u, cos 2u, tan2u if cosu
Last updated: 8/7/2022
![Find the exact values of sin 2u, cos 2u, tan2u if cosu](https://media.kunduz.com/media/sug-question/raw/84898236-1659859979.8994257.jpeg?h=512)
Find the exact values of sin 2u, cos 2u, tan2u if cosu =(-3/7) and π<u<3π/2
Last updated: 8/7/2022
Find the exact values of sin 2u, cos 2u, tan2u if cosu =(-3/7) and π<u<3π/2