Posted by Amber on Monday, March 9, 2009 at 4:30pm.
Use fundamental Identities to find the exact value of the expression. Do not use a calculator.
Sin² 65° + cos² 65°=??..
How would I attempt to solve this problem??

trigonometry  Reiny, Monday, March 9, 2009 at 4:31pm
1
(by definition)
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