Evaluate
\frac{3375}{49}\approx 68.87755102
Factor
\frac{3 ^ {3} \cdot 5 ^ {3}}{7 ^ {2}} = 68\frac{43}{49} = 68.87755102040816
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135\times \left(\frac{5}{7}\right)^{2}
Divide 270 by 2 to get 135.
135\times \frac{25}{49}
Calculate \frac{5}{7} to the power of 2 and get \frac{25}{49}.
\frac{135\times 25}{49}
Express 135\times \frac{25}{49} as a single fraction.
\frac{3375}{49}
Multiply 135 and 25 to get 3375.
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}