Evaluate
y^{7}x^{8}
Expand
y^{7}x^{8}
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\frac{\left(-x^{2}\right)^{4}\left(y^{2}\right)^{4}}{y}
Expand \left(\left(-x^{2}\right)y^{2}\right)^{4}.
\frac{\left(-x^{2}\right)^{4}y^{8}}{y}
To raise a power to another power, multiply the exponents. Multiply 2 and 4 to get 8.
y^{7}\left(-x^{2}\right)^{4}
Cancel out y in both numerator and denominator.
y^{7}\left(-1\right)^{4}\left(x^{2}\right)^{4}
Expand \left(-x^{2}\right)^{4}.
y^{7}\left(-1\right)^{4}x^{8}
To raise a power to another power, multiply the exponents. Multiply 2 and 4 to get 8.
y^{7}\times 1x^{8}
Calculate -1 to the power of 4 and get 1.
y^{7}x^{8}
For any term t, t\times 1=t and 1t=t.
\frac{\left(-x^{2}\right)^{4}\left(y^{2}\right)^{4}}{y}
Expand \left(\left(-x^{2}\right)y^{2}\right)^{4}.
\frac{\left(-x^{2}\right)^{4}y^{8}}{y}
To raise a power to another power, multiply the exponents. Multiply 2 and 4 to get 8.
y^{7}\left(-x^{2}\right)^{4}
Cancel out y in both numerator and denominator.
y^{7}\left(-1\right)^{4}\left(x^{2}\right)^{4}
Expand \left(-x^{2}\right)^{4}.
y^{7}\left(-1\right)^{4}x^{8}
To raise a power to another power, multiply the exponents. Multiply 2 and 4 to get 8.
y^{7}\times 1x^{8}
Calculate -1 to the power of 4 and get 1.
y^{7}x^{8}
For any term t, t\times 1=t and 1t=t.
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}