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OpenStudy (anonymous):
Find the exact value of the expression. Do not use calculator. tan 60 degrees - cos(30) degrees/cos(60) degrees
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OpenStudy (anonymous):
|dw:1400178158353:dw|
OpenStudy (yttrium):
\[\tan60 - \frac{ \cos30 }{ \cos60 } = \sqrt{3} - \frac{ \frac{ \sqrt{3} }{ 2 } }{ \frac{ 1 }{ 2 } } = \sqrt{3} - \sqrt{3} = 0\]
OpenStudy (anonymous):
oh ok thanks
OpenStudy (yttrium):
medal?
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