Evaluate
-4\left(xy\right)^{2}
Expand
-4\left(xy\right)^{2}
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2^{3}x^{3}\left(y^{2}\right)^{3}-4xy\left(2x^{2}y^{5}+xy\right)
Expand \left(2xy^{2}\right)^{3}.
2^{3}x^{3}y^{6}-4xy\left(2x^{2}y^{5}+xy\right)
To raise a power to another power, multiply the exponents. Multiply 2 and 3 to get 6.
8x^{3}y^{6}-4xy\left(2x^{2}y^{5}+xy\right)
Calculate 2 to the power of 3 and get 8.
8x^{3}y^{6}-8x^{3}y^{6}-4x^{2}y^{2}
Use the distributive property to multiply -4xy by 2x^{2}y^{5}+xy.
-4x^{2}y^{2}
Combine 8x^{3}y^{6} and -8x^{3}y^{6} to get 0.
2^{3}x^{3}\left(y^{2}\right)^{3}-4xy\left(2x^{2}y^{5}+xy\right)
Expand \left(2xy^{2}\right)^{3}.
2^{3}x^{3}y^{6}-4xy\left(2x^{2}y^{5}+xy\right)
To raise a power to another power, multiply the exponents. Multiply 2 and 3 to get 6.
8x^{3}y^{6}-4xy\left(2x^{2}y^{5}+xy\right)
Calculate 2 to the power of 3 and get 8.
8x^{3}y^{6}-8x^{3}y^{6}-4x^{2}y^{2}
Use the distributive property to multiply -4xy by 2x^{2}y^{5}+xy.
-4x^{2}y^{2}
Combine 8x^{3}y^{6} and -8x^{3}y^{6} to get 0.
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}