Evaluate
81
Factor
3^{4}
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\left(12+5\right)\times 5-4
Multiply 3 and 4 to get 12.
17\times 5-4
Add 12 and 5 to get 17.
85-4
Multiply 17 and 5 to get 85.
81
Subtract 4 from 85 to get 81.
Examples
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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