SOLUTION: find all solution of 2*z^4-3*z^3-7*z^2-8*z+6=0

SOLUTION: find all solution of 2z^4-3z^3-7z^2-8z+6=0

Question 1104065: find all solution of 2*z^4-3*z^3-7*z^2-8*z+6=0
Answer by ikleyn(52787) (Show Source): You can put this solution on YOUR website!
.
The plot below is your HINT.

Two roots are x= 3 and x= 0.5.




Plot y =

Can you do the rest ?

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