Evaluate
40.95
Factor
\frac{7 \cdot 13 \cdot 3 ^ {2}}{5 \cdot 2 ^ {2}} = 40\frac{19}{20} = 40.95
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1-10+500\times 999\times 0.0001
Multiply 1000 and 0.01 to get 10.
-9+500\times 999\times 0.0001
Subtract 10 from 1 to get -9.
-9+499500\times 0.0001
Multiply 500 and 999 to get 499500.
-9+49.95
Multiply 499500 and 0.0001 to get 49.95.
40.95
Add -9 and 49.95 to get 40.95.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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}