\left. \begin{array} { l } { ( 2 x - y ) ^ { 2 } - ( 2 x - y ) } \\ { ( 2 x + y ) + ( 2 y ) ^ { 4 } } \\ { \frac { 1 } { 1 } ( 3 y ) ^ { 2 } } \end{array} \right.
Least Common Multiple
9\left(2x-y\right)\left(2x-y-1\right)y^{2}\left(2x+16y^{4}+y\right)
Evaluate
\left(2x-y\right)^{2}+y-2x,\ 2x+16y^{4}+y,\ 9y^{2}
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-2x+y+\left(2x-y\right)^{2}=\left(2x-y\right)\left(2x-y-1\right)
Factor the expressions that are not already factored.
9\left(2x-y\right)\left(2x-y-1\right)y^{2}\left(2x+16y^{4}+y\right)
Identify all the factors and their highest power in all expressions. Multiply the highest powers of these factors to get the least common multiple.
576x^{2}y^{6}-36x^{2}y^{3}-36x^{2}y^{2}-576xy^{7}-288xy^{6}-18xy^{4}+144y^{8}+144y^{7}+9y^{5}+9y^{4}+72y^{2}x^{3}
Expand the expression.
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}