Evaluate
\frac{497}{9}\approx 55.222222222
Factor
\frac{7 \cdot 71}{3 ^ {2}} = 55\frac{2}{9} = 55.22222222222222
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\frac{504}{9}-\frac{7}{9}
Convert 56 to fraction \frac{504}{9}.
\frac{504-7}{9}
Since \frac{504}{9} and \frac{7}{9} have the same denominator, subtract them by subtracting their numerators.
\frac{497}{9}
Subtract 7 from 504 to get 497.
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
Arithmetic
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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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