( 20 n + 11 n ^ { 4 } ) - ( 15 n + 16 n ^ { 2 }
Evaluate
n\left(11n^{3}-16n+5\right)
Expand
11n^{4}-16n^{2}+5n
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20n+11n^{4}-15n-16n^{2}
To find the opposite of 15n+16n^{2}, find the opposite of each term.
5n+11n^{4}-16n^{2}
Combine 20n and -15n to get 5n.
20n+11n^{4}-15n-16n^{2}
To find the opposite of 15n+16n^{2}, find the opposite of each term.
5n+11n^{4}-16n^{2}
Combine 20n and -15n to get 5n.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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