Evaluate
57
Factor
3\times 19
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9\left(2-\left(-4\right)\right)-\left(4-\left(5-4\right)-\left(5+1\right)\right)
Subtract 5 from 1 to get -4.
9\left(2+4\right)-\left(4-\left(5-4\right)-\left(5+1\right)\right)
The opposite of -4 is 4.
9\times 6-\left(4-\left(5-4\right)-\left(5+1\right)\right)
Add 2 and 4 to get 6.
54-\left(4-\left(5-4\right)-\left(5+1\right)\right)
Multiply 9 and 6 to get 54.
54-\left(4-1-\left(5+1\right)\right)
Subtract 4 from 5 to get 1.
54-\left(3-\left(5+1\right)\right)
Subtract 1 from 4 to get 3.
54-\left(3-6\right)
Add 5 and 1 to get 6.
54-\left(-3\right)
Subtract 6 from 3 to get -3.
54+3
The opposite of -3 is 3.
57
Add 54 and 3 to get 57.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}