calculus
posted by anonymous .
find the bound on the real zeros of the polynomial function
f(x)=x^4+x^34x6
cna you please show me how you got the answer please

calculus 
Steve
you can use the synthetic division to find the smallest k such that (xk) causes all the values in the bottom line to be positive.
Or, to provide an easier (but rougher) bound, see
http://www.mathsisfun.com/algebra/polynomialsboundszeros.html
Respond to this Question
Similar Questions

Polynomial Function
Could you please check my answers? Find an nth degree polynomial function with real coefficients satisfying the given conditions. 1. n=3; 3 and i are zeros; f(2)=20 I got: f(x)=4^3+12x^24x+12 3.n=3;4 and i zeros;f(3)=60 I got:f(x)=6x^3+24x^2+6x+24 
Algebra
Could you please check my answers? Find an nth degree polynomial function with real coefficients satisfying the given conditions. 1. n=3; 3 and i are zeros; f(2)=20 I got: f(x)=4^3+12x^24x+12 3.n=3;4 and i zeros;f(3)=60 I got:f(x)=6x^3+24x^2+6x+24 
precalculus
find a bound on the real zeros of the polynomial functions. f(x)=x^4+7x^3x2 every real zero of f lies between  ? 
college algebra, Please help!!
find a bound on the real zeros of the polynomial. f(x)=x^4+2x^38x7 every real zero of f lies between ? 
college algebra
use the rational zeros theorem to find all the real zeros of the polynomial function,. use the zeros to factor f over the real numbers. f(x)=11x^3x^2+11x1 please show all work 
college algebraplease help
Find a bound on the real zeros of the polynomial f(x)=x^4+4x^38x6 can someone help me, I am confused and don't know where to start. 
college algebra
1. solve the following logarithmic equation log_8(x+8)+log_8(x+7)=2 what is the exact solution 2.se the rational theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real numbers. f(x)=4x^4+5x^3+9x^2+10x+2 … 
calculus
use rational zeros theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x)=x^38x^231x22 **please show work** 
pre calculus
use the rational zeros theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real numbers: f(x)=x^4+2x^37x^28x+12 I am totally lost, please help? 
algebra
Find a bound on the real zeros of the polynomial function f(x)=x^4+x^34x6 Every real zero of f lies between ______ and______.