8,54 + 9,10 + 8,32 + 4,21 + 8,90 + 7,96 + 9,65
Evaluate
56,68
Factor
\frac{13 \cdot 109}{5 ^ {2}} = 56\frac{17}{25} = 56.68
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17,64+8,32+4,21+8,9+7,96+9,65
Add 8,54 and 9,1 to get 17,64.
25,96+4,21+8,9+7,96+9,65
Add 17,64 and 8,32 to get 25,96.
30,17+8,9+7,96+9,65
Add 25,96 and 4,21 to get 30,17.
39,07+7,96+9,65
Add 30,17 and 8,9 to get 39,07.
47,03+9,65
Add 39,07 and 7,96 to get 47,03.
56,68
Add 47,03 and 9,65 to get 56,68.
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}