Evaluate
91
Factor
7\times 13
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\frac{178+94+94+89}{5}
Add 86 and 92 to get 178.
\frac{272+94+89}{5}
Add 178 and 94 to get 272.
\frac{366+89}{5}
Add 272 and 94 to get 366.
\frac{455}{5}
Add 366 and 89 to get 455.
91
Divide 455 by 5 to get 91.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
Arithmetic
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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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