Evaluate
\frac{\sqrt{3}+7}{6}\approx 1.455341801
Factor
\frac{\sqrt{3} + 7}{6} = 1.4553418012614794
Quiz
Arithmetic
5 problems similar to:
\frac { 1 + \sqrt { 3 } } { 2 } + \frac { 2 - \sqrt { 3 } } { 3 } =
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\frac{3\left(1+\sqrt{3}\right)}{6}+\frac{2\left(2-\sqrt{3}\right)}{6}
To add or subtract expressions, expand them to make their denominators the same. Least common multiple of 2 and 3 is 6. Multiply \frac{1+\sqrt{3}}{2} times \frac{3}{3}. Multiply \frac{2-\sqrt{3}}{3} times \frac{2}{2}.
\frac{3\left(1+\sqrt{3}\right)+2\left(2-\sqrt{3}\right)}{6}
Since \frac{3\left(1+\sqrt{3}\right)}{6} and \frac{2\left(2-\sqrt{3}\right)}{6} have the same denominator, add them by adding their numerators.
\frac{3+3\sqrt{3}+4-2\sqrt{3}}{6}
Do the multiplications in 3\left(1+\sqrt{3}\right)+2\left(2-\sqrt{3}\right).
\frac{7+\sqrt{3}}{6}
Do the calculations in 3+3\sqrt{3}+4-2\sqrt{3}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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}