Evaluate
\left(3-2x\right)^{3}
Expand
27-54x+36x^{2}-8x^{3}
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\left(3-2x\right)^{3}
Subtract 1 from 4 to get 3.
27-54x+36x^{2}-8x^{3}
Use binomial theorem \left(a-b\right)^{3}=a^{3}-3a^{2}b+3ab^{2}-b^{3} to expand \left(3-2x\right)^{3}.
\left(3-2x\right)^{3}
Subtract 1 from 4 to get 3.
27-54x+36x^{2}-8x^{3}
Use binomial theorem \left(a-b\right)^{3}=a^{3}-3a^{2}b+3ab^{2}-b^{3} to expand \left(3-2x\right)^{3}.
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