Evaluate
-3
Factor
-3
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3+2+1-4-5-7-\left(-3\right)-1-\left(-2\right)+4+3-4
The opposite of -2 is 2.
5+1-4-5-7-\left(-3\right)-1-\left(-2\right)+4+3-4
Add 3 and 2 to get 5.
6-4-5-7-\left(-3\right)-1-\left(-2\right)+4+3-4
Add 5 and 1 to get 6.
2-5-7-\left(-3\right)-1-\left(-2\right)+4+3-4
Subtract 4 from 6 to get 2.
-3-7-\left(-3\right)-1-\left(-2\right)+4+3-4
Subtract 5 from 2 to get -3.
-10-\left(-3\right)-1-\left(-2\right)+4+3-4
Subtract 7 from -3 to get -10.
-10+3-1-\left(-2\right)+4+3-4
The opposite of -3 is 3.
-7-1-\left(-2\right)+4+3-4
Add -10 and 3 to get -7.
-8-\left(-2\right)+4+3-4
Subtract 1 from -7 to get -8.
-8+2+4+3-4
The opposite of -2 is 2.
-6+4+3-4
Add -8 and 2 to get -6.
-2+3-4
Add -6 and 4 to get -2.
1-4
Add -2 and 3 to get 1.
-3
Subtract 4 from 1 to get -3.
Examples
Quadratic equation
{ 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}