SOLUTION: Please help me solve this question: Use identities to find sin2x given cosx3/4 and tan>0

Algebra ->  Trigonometry-basics -> SOLUTION: Please help me solve this question: Use identities to find sin2x given cosx3/4 and tan>0      Log On


   



Question 934698: Please help me solve this question: Use identities to find sin2x given cosx3/4 and tan>0
Answer by Alan3354(69443) About Me  (Show Source):