Evaluate
\frac{22289}{7}\approx 3184.142857143
Factor
\frac{31 \cdot 719}{7} = 3184\frac{1}{7} = 3184.1428571428573
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\frac{69}{161}\times 1299+\frac{23\times 4}{161}\times 4598
Multiply 23 and 3 to get 69.
\frac{3}{7}\times 1299+\frac{23\times 4}{161}\times 4598
Reduce the fraction \frac{69}{161} to lowest terms by extracting and canceling out 23.
\frac{3\times 1299}{7}+\frac{23\times 4}{161}\times 4598
Express \frac{3}{7}\times 1299 as a single fraction.
\frac{3897}{7}+\frac{23\times 4}{161}\times 4598
Multiply 3 and 1299 to get 3897.
\frac{3897}{7}+\frac{92}{161}\times 4598
Multiply 23 and 4 to get 92.
\frac{3897}{7}+\frac{4}{7}\times 4598
Reduce the fraction \frac{92}{161} to lowest terms by extracting and canceling out 23.
\frac{3897}{7}+\frac{4\times 4598}{7}
Express \frac{4}{7}\times 4598 as a single fraction.
\frac{3897}{7}+\frac{18392}{7}
Multiply 4 and 4598 to get 18392.
\frac{3897+18392}{7}
Since \frac{3897}{7} and \frac{18392}{7} have the same denominator, add them by adding their numerators.
\frac{22289}{7}
Add 3897 and 18392 to get 22289.
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y = 3x + 4
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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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}