Evaluate

\left(u-6\right)\left(u+3\right)

Expand

u^{2}-3u-18

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u^{2}-6u+3u-18

Apply the distributive property by multiplying each term of u+3 by each term of u-6.

u^{2}-3u-18

Combine -6u and 3u to get -3u.

u^{2}-6u+3u-18

Apply the distributive property by multiplying each term of u+3 by each term of u-6.

u^{2}-3u-18

Combine -6u and 3u to get -3u.

## 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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y = 3x + 4

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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }

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Limits

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