SOLUTION: find the exact value of (sec180)(sin225)-(cos315)(csc99)

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Question 846849: find the exact value of (sec180)(sin225)-(cos315)(csc99)
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
(sec180)(sin225)-(cos315)(csc99)
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= (1/cos(180))(-sin(45))-(cos(45))(?)
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= (-1)(-1/sqrt(2))-(1/sqrt(2))(?)
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Cheers,
Stan H.
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