Solve for y
y=\left(1-x\right)^{3}+2
Solve for x
x=-\sqrt[3]{y-2}+1
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y=2+1-3x+3x^{2}-x^{3}
Use binomial theorem \left(a-b\right)^{3}=a^{3}-3a^{2}b+3ab^{2}-b^{3} to expand \left(1-x\right)^{3}.
y=3-3x+3x^{2}-x^{3}
Add 2 and 1 to get 3.
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