Ask Question
22 October, 17:25

Write an expression for cos 68° using sine

+2
Answers (1)
  1. 22 October, 17:33
    0
    sin22°

    Step-by-step explanation:

    Using the cofunction identity

    cos x = sin (90 - x), then

    cos68° = sin (90 - 68) ° = sin22°
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Write an expression for cos 68° using sine ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers