\left. \begin{array} { l } { ( 3 a + 5 b - 3 ) + ( 2 a - 4 b + 2 ) } \\ { 15 b - ( 2 a ^ { 2 } + 7 b ) + ( 3 b ^ { 2 } - a ^ { 2 } ) } \end{array} \right.
Least Common Multiple
\left(1-b-5a\right)\left(3a^{2}-3b^{2}-8b\right)
Evaluate
5a+b-1,\ 8b+3b^{2}-3a^{2}
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\left(1-b-5a\right)\left(3a^{2}-3b^{2}-8b\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.
-15a^{3}+3a^{2}+15ab^{2}+40ab+3b^{3}+5b^{2}-3ba^{2}-8b
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}