Evaluate
\frac{612}{23}\approx 26.608695652
Factor
\frac{17 \cdot 2 ^ {2} \cdot 3 ^ {2}}{23} = 26\frac{14}{23} = 26.608695652173914
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\frac{1440}{23}-\left(8-2\right)^{2}
Expand \frac{144}{2.3} by multiplying both numerator and the denominator by 10.
\frac{1440}{23}-6^{2}
Subtract 2 from 8 to get 6.
\frac{1440}{23}-36
Calculate 6 to the power of 2 and get 36.
\frac{612}{23}
Subtract 36 from \frac{1440}{23} to get \frac{612}{23}.
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}