- #1
jkeatin
- 66
- 0
Homework Statement
show that the equation 1 + 2x + x^3 + 4x^5 = 0 has exactly one real root
Homework Equations
The Attempt at a Solution
i don't know what to use to find out that it has exactly one real root. i know you use the intermediate value theorem for roots but what do you do to show it has exactly one?