Evaluate
69
Factor
3\times 23
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12\times 5-\frac{2}{3-2}+\frac{\frac{8\times 6}{4}}{2}+5
Add 9 and 3 to get 12.
60-\frac{2}{3-2}+\frac{\frac{8\times 6}{4}}{2}+5
Multiply 12 and 5 to get 60.
60-\frac{2}{1}+\frac{\frac{8\times 6}{4}}{2}+5
Subtract 2 from 3 to get 1.
60-2+\frac{\frac{8\times 6}{4}}{2}+5
Anything divided by one gives itself.
58+\frac{\frac{8\times 6}{4}}{2}+5
Subtract 2 from 60 to get 58.
58+\frac{8\times 6}{4\times 2}+5
Express \frac{\frac{8\times 6}{4}}{2} as a single fraction.
58+6+5
Cancel out 2\times 4 in both numerator and denominator.
64+5
Add 58 and 6 to get 64.
69
Add 64 and 5 to get 69.
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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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