Factor
2\cos(a)\cos(\frac{12a+\pi }{6})
Evaluate
2\cos(a)\cos(\frac{12a+\pi }{6})
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\cos(a)\left(\sqrt{3}\cos(2a)-\sin(2a)\right)
Factor out \cos(a).
Examples
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Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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