Evaluate
76
Factor
2^{2}\times 19
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13+6+7+6+4+40
Add 5 and 8 to get 13.
19+7+6+4+40
Add 13 and 6 to get 19.
26+6+4+40
Add 19 and 7 to get 26.
32+4+40
Add 26 and 6 to get 32.
36+40
Add 32 and 4 to get 36.
76
Add 36 and 40 to get 76.
Examples
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Linear equation
y = 3x + 4
Arithmetic
699 * 533
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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