Evaluate
4
Factor
2^{2}
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\frac{4}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}}}}}
Divide 5 by 5 to get 1.
\frac{4\times \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}}}}{5}
Divide 4 by \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}}}} by multiplying 4 by the reciprocal of \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}}}}.
\frac{4\times \frac{5\times \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}}{5}}{5}
Divide 5 by \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}} by multiplying 5 by the reciprocal of \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}}.
\frac{4\times \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}}}{5}
Cancel out 5 and 5.
\frac{4\times \frac{5}{\frac{5\times \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}{5}}}{5}
Divide 5 by \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}} by multiplying 5 by the reciprocal of \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}.
\frac{4\times \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}}}{5}
Cancel out 5 and 5.
\frac{4\times \frac{5}{\frac{5}{\frac{5\times \frac{5}{\frac{5}{\frac{5}{1}}}}{5}}}}{5}
Divide 5 by \frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}} by multiplying 5 by the reciprocal of \frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}.
\frac{4\times \frac{5}{\frac{5}{\frac{5}{\frac{5}{\frac{5}{1}}}}}}{5}
Cancel out 5 and 5.
\frac{4\times \frac{5}{\frac{5}{\frac{5}{\frac{5}{5}}}}}{5}
Divide 5 by \frac{5}{1} by multiplying 5 by the reciprocal of \frac{5}{1}.
\frac{4\times \frac{5}{\frac{5}{\frac{5}{1}}}}{5}
Divide 5 by 5 to get 1.
\frac{4\times \frac{5}{\frac{5}{5}}}{5}
Anything divided by one gives itself.
\frac{4\times \frac{5}{1}}{5}
Divide 5 by 5 to get 1.
\frac{4\times 5}{5}
Anything divided by one gives itself.
\frac{20}{5}
Multiply 4 and 5 to get 20.
4
Divide 20 by 5 to get 4.
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}