Evaluate
\frac{841}{9}\approx 93.444444444
Factor
\frac{29 ^ {2}}{3 ^ {2}} = 93\frac{4}{9} = 93.44444444444444
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\left(\frac{2\times 7}{3}+5\right)\left(5\times \frac{7}{3}-2\right)
Express 2\times \frac{7}{3} as a single fraction.
\left(\frac{14}{3}+5\right)\left(5\times \frac{7}{3}-2\right)
Multiply 2 and 7 to get 14.
\left(\frac{14}{3}+\frac{15}{3}\right)\left(5\times \frac{7}{3}-2\right)
Convert 5 to fraction \frac{15}{3}.
\frac{14+15}{3}\left(5\times \frac{7}{3}-2\right)
Since \frac{14}{3} and \frac{15}{3} have the same denominator, add them by adding their numerators.
\frac{29}{3}\left(5\times \frac{7}{3}-2\right)
Add 14 and 15 to get 29.
\frac{29}{3}\left(\frac{5\times 7}{3}-2\right)
Express 5\times \frac{7}{3} as a single fraction.
\frac{29}{3}\left(\frac{35}{3}-2\right)
Multiply 5 and 7 to get 35.
\frac{29}{3}\left(\frac{35}{3}-\frac{6}{3}\right)
Convert 2 to fraction \frac{6}{3}.
\frac{29}{3}\times \frac{35-6}{3}
Since \frac{35}{3} and \frac{6}{3} have the same denominator, subtract them by subtracting their numerators.
\frac{29}{3}\times \frac{29}{3}
Subtract 6 from 35 to get 29.
\frac{29\times 29}{3\times 3}
Multiply \frac{29}{3} times \frac{29}{3} by multiplying numerator times numerator and denominator times denominator.
\frac{841}{9}
Do the multiplications in the fraction \frac{29\times 29}{3\times 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}