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-9u^{2}+2u-9
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-9u^{2}+2u-9
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-8u^{2}-4u-1-8u^{2}-3u+1+7u^{2}+9u-9
To find the opposite of 8u^{2}+3u-1, find the opposite of each term.
-16u^{2}-4u-1-3u+1+7u^{2}+9u-9
Combine -8u^{2} and -8u^{2} to get -16u^{2}.
-16u^{2}-7u-1+1+7u^{2}+9u-9
Combine -4u and -3u to get -7u.
-16u^{2}-7u+7u^{2}+9u-9
Add -1 and 1 to get 0.
-9u^{2}-7u+9u-9
Combine -16u^{2} and 7u^{2} to get -9u^{2}.
-9u^{2}+2u-9
Combine -7u and 9u to get 2u.
-8u^{2}-4u-1-8u^{2}-3u+1+7u^{2}+9u-9
To find the opposite of 8u^{2}+3u-1, find the opposite of each term.
-16u^{2}-4u-1-3u+1+7u^{2}+9u-9
Combine -8u^{2} and -8u^{2} to get -16u^{2}.
-16u^{2}-7u-1+1+7u^{2}+9u-9
Combine -4u and -3u to get -7u.
-16u^{2}-7u+7u^{2}+9u-9
Add -1 and 1 to get 0.
-9u^{2}-7u+9u-9
Combine -16u^{2} and 7u^{2} to get -9u^{2}.
-9u^{2}+2u-9
Combine -7u and 9u to get 2u.
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}