Question

$$2s^{8}+s^{7}+2s^{6}-31s^{4}-16s^{3}-32s^{2}-160=0$$

Answer

s=-2.104630279541,2.0762596130371

Solution


No root was found algebraically. However, the following root(s) were found by numerical methods.
\[s=-2.104630,2.076260\]