Evaluate
\frac{18}{7}\approx 2.571428571
Factor
\frac{2 \cdot 3 ^ {2}}{7} = 2\frac{4}{7} = 2.5714285714285716
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6\times \frac{3}{7}
Divide 6 by \frac{7}{3} by multiplying 6 by the reciprocal of \frac{7}{3}.
\frac{6\times 3}{7}
Express 6\times \frac{3}{7} as a single fraction.
\frac{18}{7}
Multiply 6 and 3 to get 18.
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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