Friday

August 29, 2014

August 29, 2014

Posted by **anonymous** on Saturday, December 22, 2012 at 11:26pm.

f(x)=x^4+x^3-4x-6

cna you please show me how you got the answer please

- calculus -
**Steve**, Sunday, December 23, 2012 at 5:33amyou can use the synthetic division to find the smallest k such that (x-k) 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/polynomials-bounds-zeros.html

**Related Questions**

calculus - use rational zeros theorem to find all the real zeros of the ...

Polynomial Function - Could you please check my answers? Find an nth degree ...

college algebra - 1. solve the following logarithmic equation log_8(x+8)+log_8(x...

college algebra, Please help!! - find a bound on the real zeros of the ...

pre calculus - use the rational zeros theorem to find all the real zeros of the ...

Algebra - Could you please check my answers? Find an nth degree polynomial ...

college algebra - use the rational zeros theorem to find all the real zeros of ...

algebra - Find a bound on the real zeros of the polynomial function f(x)=x^4+x^3...

pre-calculus - find a bound on the real zeros of the polynomial functions. f(x)=...

college algebra--please help - Find a bound on the real zeros of the polynomial ...