Evaluate
3
Factor
3
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\frac{21}{7}
Multiply \frac{1}{7} and 21 to get \frac{21}{7}.
3
Divide 21 by 7 to get 3.
Examples
Quadratic equation
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Linear equation
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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
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Limits
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