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Multiply polynomial $ \, \color{blue}{ s^4+26s^3+223s^2+630s } \, $ by $ \, \color{orangered}{ s^4+7s^3+22s^2+30s }$.
Answer
$$ \left( \color{blue}{s^4+26s^3+223s^2+630s} \right) \cdot \left( \color{orangered}{s^4+7s^3+22s^2+30s} \right) = s^8+33s^7+427s^6+2793s^5+10096s^4+20550s^3+18900s^2 $$
Explanation
Explanation is too long to display.