18 Answered Questions for the topic Zeros Of Polynomial Function

06/28/18

#### Find a polynomial function of lowest degree with rational coefficients that has 3-i, and √7 as some of its zeros

Thank you!

04/20/18

#### Zeros of polynomial functions

Factor f(x) into linear factors given that k is a zero of f(x):
1.) f(x)=x^3+(13-3i)x^2+(40-39i)x-120i; k=3i
2.) f(x)=x^4+3x^3-30x^2-124x-120; k=-2 (multiplicity 2)
3. Find a...
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01/18/18

#### This function is odd or even?

If x, -x ∈ the function of F. then 1/2 [f(x) - f(-x)] is always:1) Even2) Odd
3) Neither even nor odd
4) one-to-one

01/05/18

#### A cubic polynomial function F has zeros

A cubic polynomial function F has zeros of {-3, 0, 2}. Which restriction of the domain of f will allow its inverse to be a function? A- x > -3B- X > 0C- x< 0D- x> 2

01/04/18

#### If k is a zero of the polynomial function

If k is a zero of the polynomial function f(x)= ax4 – bx3 + cx2 – bx + a, then …… is also a zero of f1) k + 12) k – 1
3) 1/ k4) –k

11/30/17

#### Why is this required for finding zeros in Polynomials

I believe this question is very simple, I just would like to know why in this specific example (2x3+2x2-19x+20=0) once I am done plugging in the trinomial into the quadratic formula and get 6 +- 2i...
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01/09/17

#### find the real solution for each equation? find the remaining zeros of the polynomial?

3x^3+4x^2−7x+2=0
x^4+8x^3+6x^2−5x+14=0
a polynomial has real coefficients. the degree is 4. two zeros are i and 9+i.

12/04/16

#### Zeros of a Polynomial Function

Determine all the real zeros of f(x)= x4-x3-5x2+3x+6
I'm not sure how this would be factored out, thank you in advance

11/06/16

#### Zeros & Multiplicities of Polynomial

Given the polynomial f(x)=-.0029(x+12)(x+5)2(x-9)3find the zeros and their corresponding multiplicities.I know that in order to find the zeros you must factor and set the equation equal to zero and...
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06/30/16

#### How do you find the roots/zeros of polynomials, with just the equation?

How do you find the roots of polynomial equations with highest powers of either 3 or 4. Step by step directions would helike please.
Well, i have tried those methods. I still cant find an...
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04/03/16

#### Zeros and functions

Find a polynomial of lowest degree with rational coefficents that has the given numbers as some of its zeros.
The zeros are the square root of 3, and 5i
Thanks!

11/08/15

#### polynomial with 3 being a zero

For the polynomial below, 3 is a zero.
h(x)=x3+3x2-16x-6
Express h(x) as a product of linear factors.

01/26/15

#### Find all the zeros for each polynomial : f(x)=x^7+x^6-x^5-x^4-x^3-x^2+x+1

possible zeros:
total zeros:
synthetic division:
solving a quadratic (if necessary)
answer (list the zeros and the factoted form of f(x)

01/26/15

#### Find the followi points for f(x)=x^5+3x^3-10x^2+x+3

zeros(x-intercepts)
local maximum
global maximum
local minimum
global minumum

12/11/14

#### Given the function f(x)=x2+10x+24, the factors are...

This is the full question: Given the function f(x)=x2+10x+24, the factors are _____ and _____, which means that the zeroes of the function occur at _____ and ___.
I just have no clue how to go...
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11/02/14

#### types of zeros?

I am having trouble figuring out how to find the multiple types of zeros. I thought you just set the equation to 0 and go from there. I have a math problem that says: For the polynomial function...
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10/22/14

#### How do you factor and find the zeros for the polynomial 2x^5-18x^4+14x^3+186x^2-160x-600?

Please help with this and show all the steps. Thank you.

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