SOLUTION: 3 sin^2 30° + 3 cos^2 30°

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Question 1020631: 3 sin^2 30° + 3 cos^2 30°
Found 2 solutions by ikleyn, robertb:
Answer by ikleyn(52812) About Me  (Show Source):
You can put this solution on YOUR website!
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3 sin^2 30° + 3 cos^2 30°
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3%2Asin%5E2%2830%5Eo%29+%2B+3%2Acos%5E2%2830%5Eo%29 = 3,


since sin%5E2%28alpha%29+%2B+cos%5E2%28alpha%29 = 1 for any angle alpha.


Answer by robertb(5830) About Me  (Show Source):