Evaluate
16
Factor
2^{4}
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\frac{3+21}{2}+4
Since \frac{3}{2} and \frac{21}{2} have the same denominator, add them by adding their numerators.
\frac{24}{2}+4
Add 3 and 21 to get 24.
12+4
Divide 24 by 2 to get 12.
16
Add 12 and 4 to get 16.
Examples
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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