SOLUTION: what is the minimum value of 2^cos^2x+2^sin^2x

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Question 878758: what is the minimum value of 2^cos^2x+2^sin^2x
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Add some parentheses to clarify.
2%5Ecos%5E2x%2B2%5Esin%5E2x