SOLUTION: write each as an algaebraic expression in terms of u. cos(arcsin u)

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Question 686820: write each as an algaebraic expression in terms of u.
cos(arcsin u)
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Draw a picture to get


Using this picture, we can see that








Note: Keep in mind that . So this means