Evaluate
-28
Factor
-28
Quiz
Arithmetic
5 problems similar to:
8 : ( 3 - 5 ) - 2 \cdot [ - 3 \cdot ( 1 - 4 ) - 6 : ( 1 - 3 ) ]
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\frac{8}{-2}-2\left(-3\left(1-4\right)-\frac{6}{1-3}\right)
Subtract 5 from 3 to get -2.
-4-2\left(-3\left(1-4\right)-\frac{6}{1-3}\right)
Divide 8 by -2 to get -4.
-4-2\left(-3\left(-3\right)-\frac{6}{1-3}\right)
Subtract 4 from 1 to get -3.
-4-2\left(9-\frac{6}{1-3}\right)
Multiply -3 and -3 to get 9.
-4-2\left(9-\frac{6}{-2}\right)
Subtract 3 from 1 to get -2.
-4-2\left(9-\left(-3\right)\right)
Divide 6 by -2 to get -3.
-4-2\left(9+3\right)
The opposite of -3 is 3.
-4-2\times 12
Add 9 and 3 to get 12.
-4-24
Multiply 2 and 12 to get 24.
-28
Subtract 24 from -4 to get -28.
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}