Evaluate
\left(x+1\right)^{3}-4
Expand
x^{3}+3x^{2}+3x-3
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x^{3}+3x^{2}+3x+1-4
Use binomial theorem \left(a+b\right)^{3}=a^{3}+3a^{2}b+3ab^{2}+b^{3} to expand \left(x+1\right)^{3}.
x^{3}+3x^{2}+3x-3
Subtract 4 from 1 to get -3.
x^{3}+3x^{2}+3x+1-4
Use binomial theorem \left(a+b\right)^{3}=a^{3}+3a^{2}b+3ab^{2}+b^{3} to expand \left(x+1\right)^{3}.
x^{3}+3x^{2}+3x-3
Subtract 4 from 1 to get -3.
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