( - 5,4 ) + ( - 3,2 ) + ( - 2 + 15 ) + ( - 4,9 ) + 2,1 =
Evaluate
1,6
Factor
\frac{2 ^ {3}}{5} = 1\frac{3}{5} = 1.6
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-8,6-2+15-4,9+2,1
Subtract 3,2 from -5,4 to get -8,6.
-10,6+15-4,9+2,1
Subtract 2 from -8,6 to get -10,6.
4,4-4,9+2,1
Add -10,6 and 15 to get 4,4.
-0,5+2,1
Subtract 4,9 from 4,4 to get -0,5.
1,6
Add -0,5 and 2,1 to get 1,6.
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}