Factor
\frac{3\left(\cos(\theta )+2\cos(ϕ)\right)}{2}
Evaluate
\frac{3\left(\cos(\theta )+2\cos(ϕ)\right)}{2}
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\frac{3\left(2\cos(ϕ)+\cos(\theta )\right)}{2}
Factor out \frac{3}{2}.
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