\left. \begin{array} { l } { ( - 5 a x + 3 x ) - [ ( - 2 x + 4 a x ^ { 2 } ) - ( 3 y - x ) ] - ( - 2 a x + 3 y ) } \\ { 2 x + 5 x y - [ ( 5 x + 7 x y - 1 ) + ( - 3 x y + y + 4 x ) ] - 4 } \end{array} \right.
Least Common Multiple
x\left(4ax+3a-4\right)\left(xy-7x-y-3\right)
Evaluate
x\left(4-3a-4ax\right),\ xy-7x-y-3
Share
Copied to clipboard
-4ax^{2}-3xa+4x=x\left(-4ax-3a+4\right)
Factor the expressions that are not already factored.
x\left(4ax+3a-4\right)\left(xy-7x-y-3\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.
-28ax^{3}-33ax^{2}+28x^{2}-3axy+4xy-9ax+12x+4ayx^{3}-ayx^{2}-4yx^{2}
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}