Multiply polynomial $ \, \color{blue}{ x^2+6x+9 } \, $ by $ \, \color{orangered}{ x^3+3x^2+9x+27 }$.
Answer
$$ \left( \color{blue}{x^2+6x+9} \right) \cdot \left( \color{orangered}{x^3+3x^2+9x+27} \right) = x^5+9x^4+36x^3+108x^2+243x+243 $$
Explanation
Explanation is too long to display.
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