Evaluate
\left(y-20\right)\left(13-18y^{3}\right)
Expand
-18y^{4}+360y^{3}+13y-260
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13y-260-18y^{4}+360y^{3}
Use the distributive property to multiply 13-18y^{3} by y-20.
13y-260-18y^{4}+360y^{3}
Use the distributive property to multiply 13-18y^{3} by y-20.
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