Evaluate
\frac{5-2\sqrt{6}}{3}\approx 0.033673505
Factor
\frac{5 - 2 \sqrt{6}}{3} = 0.03367350481121475
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\frac{2\times 4}{3}-2\sqrt{2}\times \frac{\sqrt{3}}{3}-1
Calculate the square root of 16 and get 4.
\frac{8}{3}-2\sqrt{2}\times \frac{\sqrt{3}}{3}-1
Multiply 2 and 4 to get 8.
\frac{8}{3}-\frac{2\sqrt{3}}{3}\sqrt{2}-1
Express 2\times \frac{\sqrt{3}}{3} as a single fraction.
\frac{8}{3}-\frac{2\sqrt{3}\sqrt{2}}{3}-1
Express \frac{2\sqrt{3}}{3}\sqrt{2} as a single fraction.
\frac{8}{3}-\frac{2\sqrt{6}}{3}-1
To multiply \sqrt{3} and \sqrt{2}, multiply the numbers under the square root.
\frac{8+2\sqrt{6}}{3}-1
Since \frac{8}{3} and \frac{2\sqrt{6}}{3} have the same denominator, add them by adding their numerators.
\frac{8+2\sqrt{6}}{3}-\frac{3}{3}
To add or subtract expressions, expand them to make their denominators the same. Multiply 1 times \frac{3}{3}.
\frac{8+2\sqrt{6}-3}{3}
Since \frac{8+2\sqrt{6}}{3} and \frac{3}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{5+2\sqrt{6}}{3}
Do the calculations in 8+2\sqrt{6}-3.
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}