Question
Use the Binomial Theorem to expand and then simplify the result: $\left(x^{2}+x+1\right)^{3}$Hint: Write $x^{2}+x+1$ as $x^{2}+(x+1)$
Step 1
This is in the form of $(a+b)^n$ where $a=x^2$, $b=x+1$, and $n=3$. Show more…
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