Multiply polynomial $ \, \color{blue}{ s^4+17s^3+99s^2+223s+140 } \, $ by $ \, \color{orangered}{ 20s^4+380s^3+2480s^2+6480s+5760 }$.
Answer
$$ \left( \color{blue}{s^4+17s^3+99s^2+223s+140} \right) \cdot \left( \color{orangered}{20s^4+380s^3+2480s^2+6480s+5760} \right) = 20s^8+720s^7+10920s^6+90720s^5+448980s^4+1345680s^3+2362480s^2+2191680s+806400 $$
Explanation
Explanation is too long to display.
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