SOLUTION: Find the value of: cos[cos^-1 4/5] Thank you!

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Question 1172879: Find the value of:
cos[cos^-1 4/5]
Thank you!
Answer by ikleyn(52864) About Me  (Show Source):
You can put this solution on YOUR website!
.

cos[cos^-1 4/5] = 4%2F5.