Evaluate
-\frac{\sqrt{3}}{3}\approx -0.577350269
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-\tan(-\frac{-\pi }{6})
Use the property \tan(-x)=-\tan(x).
-\frac{\sqrt{3}}{3}
Get the value of \tan(-\frac{-\pi }{6}) from trigonometric values table.
Examples
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Matrix
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