\left. \begin{array} { l } { 25 n ^ { 2 } - ( 7 + 5 n ) ( 7 - 5 n ) } \\ { 00 x ^ { 2 } - ( 5 x - 4 ) ( 4 + 5 x ) } \end{array} \right.
Least Common Multiple
\left(25x^{2}-16\right)\left(50n^{2}-49\right)
Evaluate
50n^{2}-49,\ 16-25x^{2}
Share
Copied to clipboard
16-25x^{2}=\left(-5x-4\right)\left(5x-4\right)
Factor the expressions that are not already factored.
\left(5x-4\right)\left(5x+4\right)\left(50n^{2}-49\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.
1250n^{2}x^{2}-1225x^{2}-800n^{2}+784
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}