\left. \begin{array} { c } { 4.50 } \\ { 4 \times 0.50 + 8 \times 0.20 } \end{array} \right.
Sort
3.6,4.5
Evaluate
4.5,\ 3.6
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sort(4.5,2+8\times 0.2)
Multiply 4 and 0.5 to get 2.
sort(4.5,2+1.6)
Multiply 8 and 0.2 to get 1.6.
sort(4.5,3.6)
Add 2 and 1.6 to get 3.6.
4.5
To sort the list, start from a single element 4.5.
3.6,4.5
Insert 3.6 to the appropriate location in the new list.
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}