Question

What are the possible number of positive, negative, and complex zeros of f(x) = 3x4 – 5x3 – x2 – 8x + 4 ?

Answer 1

Four for the problem expression. Two imaginary and two real.\[\{-0.501183-1.05573 i,-0.501183+1.05573 i,0.437482,2.23155\} \]

The symbolic form of the solutions are attached.

Answer 2

Thank you for the medal.