Evaluate
-47
Factor
-47
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-18-\left(-3+15-2\right)-8-13+2
Subtract 10 from -8 to get -18.
-18-\left(12-2\right)-8-13+2
Add -3 and 15 to get 12.
-18-10-8-13+2
Subtract 2 from 12 to get 10.
-28-8-13+2
Subtract 10 from -18 to get -28.
-36-13+2
Subtract 8 from -28 to get -36.
-49+2
Subtract 13 from -36 to get -49.
-47
Add -49 and 2 to get -47.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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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