Evaluate
457.4
Factor
\frac{2287}{5} = 457\frac{2}{5} = 457.4
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107.4+88+25+40+50+23+124
Add 97 and 10.4 to get 107.4.
195.4+25+40+50+23+124
Add 107.4 and 88 to get 195.4.
220.4+40+50+23+124
Add 195.4 and 25 to get 220.4.
260.4+50+23+124
Add 220.4 and 40 to get 260.4.
310.4+23+124
Add 260.4 and 50 to get 310.4.
333.4+124
Add 310.4 and 23 to get 333.4.
457.4
Add 333.4 and 124 to get 457.4.
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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}