Evaluate
\frac{\sqrt{3}}{2}\approx 0.866025404
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\frac{\sqrt{3}}{2}+\cos(270)
Get the value of \sin(60) from trigonometric values table.
\frac{\sqrt{3}}{2}+0
Get the value of \cos(270) from trigonometric values table.
\frac{\sqrt{3}}{2}
Anything plus zero gives itself.
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Matrix
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Simultaneous equation
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