Evaluate
27
Factor
3^{3}
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78-72+\left(6-3\right)\sqrt{49}
Multiply 8 and 9 to get 72.
6+\left(6-3\right)\sqrt{49}
Subtract 72 from 78 to get 6.
6+3\sqrt{49}
Subtract 3 from 6 to get 3.
6+3\times 7
Calculate the square root of 49 and get 7.
6+21
Multiply 3 and 7 to get 21.
27
Add 6 and 21 to get 27.
Examples
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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