Evaluate
\frac{3}{2}=1.5
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2\times \frac{1}{2}+\cos(60)
Get the value of \sin(30) from trigonometric values table.
1+\cos(60)
Multiply 2 and \frac{1}{2} to get 1.
1+\frac{1}{2}
Get the value of \cos(60) from trigonometric values table.
\frac{3}{2}
Add 1 and \frac{1}{2} to get \frac{3}{2}.
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