SOLUTION: Please help find all the real roots of the equation {{{4x^3+7x^2+8x+9=0}}}

SOLUTION: Please help find all the real roots of the equation {{{4x^3+7x^2+8x+9=0}}}

Algebra.Com

Question 1093735: Please help find all the real roots of the equation

Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
There's only 1.
It's ~ -1.444
=====================
Use Newton's method, or a graphing calculator.

RELATED QUESTIONS
pls. help me to solve this equation I really dont know how to get the root Using the... (answered by stanbon)

find all the roots of each equation.... (answered by longjonsilver)

Identify all the real roots of each equation. {{{x^3-7x^2+8x+16=0}}} I don't know... (answered by agentc0re)

Find the real roots of each equation. If there are none state such. 16x^2 + 7x/7 =... (answered by mananth)

find any rational roots for the equation: 6x^4 - 7x^3 + 8x^2 - 7x + 2 = 0 (answered by fractalier)

Find all the roots of the equation... (answered by stanbon)

Find all real solutions of the equation. {{{ x^4-8x^2-9=0... (answered by KMST)

Find the number of real roots.... (answered by Earlsdon)

Use the discriminant to determine the number and type of solutions of the equations.Your... (answered by stanbon)