Evaluate
\left(x^{2}+y^{2}\right)\left(xy\right)^{2}
Expand
x^{2}y^{4}+y^{2}x^{4}
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\frac{x^{2}+y^{2}}{x^{-2}y^{-2}}
Expand \left(xy\right)^{-2}.
\frac{x^{2}+y^{2}}{x^{-2}y^{-2}}
Expand \left(xy\right)^{-2}.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
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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
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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