Evaluate
\left(y+4\right)\left(y^{2}+5y+7\right)
Expand
y^{3}+9y^{2}+27y+28
Graph
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1+y^{3}+9y^{2}+27y+27
Use binomial theorem \left(a+b\right)^{3}=a^{3}+3a^{2}b+3ab^{2}+b^{3} to expand \left(y+3\right)^{3}.
28+y^{3}+9y^{2}+27y
Add 1 and 27 to get 28.
1+y^{3}+9y^{2}+27y+27
Use binomial theorem \left(a+b\right)^{3}=a^{3}+3a^{2}b+3ab^{2}+b^{3} to expand \left(y+3\right)^{3}.
28+y^{3}+9y^{2}+27y
Add 1 and 27 to get 28.
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