# math- finding zeros

140,407 results

### Math College Algebra

For the solution of finding zeros flr -6x^2-13x+5 When i use factoring and completing the squares the zeros are 1/3 and -5/2 However when i used the quadratic formula it gave me -13+ - sqrt of 17/ 12 Why is that. Is it still tge same How

### 7th grade, math

Can someone explain the steps to solve this problem? If a number ends in zeros, the zeros are called terminal zeros. For example, 520000 has four terminal zeros, but 502,000 has just three terminal zeros. Let N equal the product of all natural numbers from 1 through 20: N=...

### Finding polynomial from zeros

How to find the polynomial degree 2 and zeros are (1+i) & (1-i) I would like to see the steps to solve this. Thanks. If those are the roots, then the following are factors: (x-1-i)(x-1+i)

### Calculous (Finding Zeros!)

y = (x^2+2x-5) (x^3+3x^2-40x) Find the zeros ( 5 total zeros ) x = x = x = x = x = So would it be easier for me to distribute first then factor the whole mess out to find the x-intercepts that are the zeroes?. Or. factor (x^2+2x-5) and (x^3+3x^2-40x) and find the zeroes?

### math

help!!!!!!!! with finding of the zeros of this function f(x)= -x^3-2x^2+9x+18.

### Decartes Rule of Signs

Could you explain to me decartes Rule of signs? Here are my questions: Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. 1. f(x)=-7x^9+x^5-x^2+6 choices are: a. 2 or 0 positive zeros,2 or 0 negative zeros b.2...

### Math

f(x)=x64-4x^2+k. Find the values of k so thath the zeros of f satisfy the specified charachteristics. a.four real zeros b.two real zeros, each of multiplicity of two c.two real zeros and two complex zeros d.four complez zeros a.I don't know if this range goes for this or b. 1&...

### Math

I need help with finding the zeros of the function: x^4+10x^2+9.

### Math-Polynomials/Zeros

How do I find complex zeros in a an equation if the equation doesn't have the + or - value at the end can th ecomplex zero(s) be made up? I'm getting really confused with complex zeros well zeros in general

### Calculous Finding K, using zeros

Suppose f(x) has zeros at x = -3, x = 3, x = 5, and a y-intercept of 17. In addition, f(x) has the following long-run behavior: as x -> +-infinity, y -> +infinity Find the formula for the polynomial f(x) which has the minimum possible degree F(x) = k(x+3)^2(x-3)(x-5) I ...

### math

approximate all zeros and extrema to the nearest hundredth. how many zeros, if any, are imaginary. -x^4+2x^2+x-4. Are there no zeros?

### Math

I just wanted to double check that I am correct. 1.Find the zeros for the function: f(x)= 4(x-3)(x+2)(x-4)^2 Zeros are: 3,-2, 4(multiplicity 2) 2.Find the zeros for the function: f(x)= x^3-9x Zeros are: 0, 3, -3

### math

f(x)= x^3 - 2x^2 - 21x - 18 all possible rational zeros # of possible positive zeros # of possible negative zeros find all the real zeros

### Math

Finding a polynomial with intereger coefficients that satisfies the given conditions: p(x)=3, and zeros 3, 2i, and -2i. I can not figure how to solve this, Please Help!

### Math

State the number of positive real zeros, negative real zeros, and imaginary zeros for g(x)= 9x^3 - 7x^2 + 10x - 4. The only thing I know is that there are 3 sign changes.

### Math

The function f(x)=x^2+5x+6 has zeros at -2 and -3. What are the zeros of the function y=-2f(x/11) ? Do you just plug x/11 into each x value in f(x)? Like f(x)= (x/11)^2+5(x/11)+6 (I exclueded the -2 because if I divide 0 by -2, it's still zero)? But then how can you find the ...

### math

usethe rational zero theorem to find all real zeros of the polynomisl function.Use the zeros to factor f over the real numbers. f(x)=x^4+2x^33-7x^2-8x+12 what are the real zeros?> use the real zeros to factor f f(x)=

### algebra 3

finding the zeros square root(x+3)+5

### functions

a) find the zeros of t(x) =2x^2 + ix + 3. b) The zeros are not complex conjugates. Explain why this does not contradict with the Conjugate Zeros Theorem

### Math Problem (please help)

Find all the zeros of the function. When there is an extended list of possible rational zeros, use a graphing utility to graph the function in order to discard any rational zeros that are obviously not zeros of the function. (Enter your answers as a comma-separated list.) f(x...

### math

Are there any zeros in the quotient 495 divided by 4 how can you tell with out finding the quotient?

### Algebra

Use the rational zeros theorem to list the potential reational zeros of the polynomial function. Do not attempt to find the zeros. f(x)=6x^4+9x^3+30x^2+63x+28

### math please help imedietely

Are there any zeros in the quotient 495 divided by 4 how can you tell with out finding the quotient?

### Pre Calculus

please explain the process of finding the complex zeros of f(x)=x^4+5x^2+4.

### 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)=9x^4+28x^3+66x^2+196x+21 Find the real zeros of f Use the real zeros to factor f f(x)=

### college algebra

use rational zeros theorem to find all the real zeros in the polynomial function. use zeros to factor f over real numbers. f(x)=x^3+10x^2-13x-22 find real zeros of f? use real zeros to factor f?

### Calculus

I'm doing test corrections, and it's been a few weeks since we did this, so I'm a little fuzzy. I'm supposed to find the zeros, relative extrema, and inflection points of f(x) = x^3 - 6x^2 + 3x + 10. The zeros would be -1, 2, and 5 right? Then I would take the derivative of ...

### Use the rational zeros theorem

Use the rational zeros theorem to list the potential reational zeros of the polynomial function. Do not attempt to find the zeros. f(x)=6x^4+9x^3+30x^2+63x+28

### polynomials and zeros

5x^2 + 4x - 2 = 0 How would you solve this by graphing? Do you just draw a graph by finding x and y? The answer is -(2-sqrt14)/5, -(2+sqrt14)/5 There's no way you can just graph it and come up with these numbers by finding the integers of x. How would you do this?

### rational zeros theorem

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)=25x^4+26x^3+126x^2+130x+5 Find the real zeros x= Use the real zeros to factor f f(x)=

### Pre cal

I need help finding the zeros of a function algebraically. And here is one of them f(x)= x^3-4x^2-9x+36

### Decartes Rules

Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. Please check my answers? 1. f(x)=-7x^9+x^5-x^2+6 This is what I did: There are 2 sign changes f(-x)=-7(-x)^9+(-x)^5-(-x)^2+6 There are 2 sign changes So, are ...

### College Algebra

OOPS I got the zeros wrong in the last post...please show work. Find a polynomial of the specified degree that has the given zeros Degree 4: zeros -2,0,2,4

### calculus

use the given zeros to find the remaining zeros of the function h(x)=x^4-9x^3+12x^2+138x-1360 zero:3-5i enter the remaining zeros of f please show work

### college allgebra

f(x)=x^6+4x^5+4x^4+3x^3-x^2-5x+4 Find the maximum number of real zeros, and Use Descartes's rule of signs to determine how many positive and how many negative zeros the function has. You do not need to find the zeros.

### algebra

Could you help me with this? find the real zeros of f(x) = x^3-8^2+9x+18(x-8^2+9x+18 I know it must be real simple. I have a block somewhere. Thanks I think I understand the Descartes rule of sign change. This equation has 2 sign changes. The total amount of real positive ...

### algebra2

state the number of positive real zeros, negative real zeros, and imaginary zeros for g(x) = 9x^3 - 7x^2 +10x - 4

### algebra college

find the remaining zeros of f. degree 4 zeros i, -18+i enter the remaining zeros of f please help me out!

### Math( help please ! )

For what values of k will the function f(x)=3x^2+4x+k=0 have no zeros, one zero, 2 zeros

### math(HELP)

Show that number N! can terminate in exactly 1,2,3,4,or 6 zeros but never 5 zeros?

### math- finding zeros

Using the given zero, find all the zeroes and write a linear factorization of f(x) 1 + i is a zero of f(x)= x4-2x^3-x^2 + 6x -6 I did synthetic division and I got that it wasn't a zero?

### Math

For what values of k does the function f(x)=(k+1)x^2+2kx+k-1 have no zeros? One zero? Two zeros?

### Math Analysis

A quartic polynomial Q(x) with real coefficients has zeros 2+i and 3-2i, find the other two zeros.

### Math

How is the number of zeros in the quotient in 180 divided by 8 equals 20 related to the bumber zeros in the dividen?

### derivative am i right or wrong

what is the antiderivative of 1/(x^2-2x+2)? does antiderivative mean find the derivative of the function or integrate it. is the answer ln(x^2-2x+2) or is-2(x^2-2x+2)^-2. These are part of the multiple choices. antiderivative is the integral. so would the answer be ln(x^2-2x+2...

### Math

A polynomial function with rational coefficients has the following zeros. Find all additional zeros. 2, -2 + ã10

### Math Problem (please help)

Find the zeros (if any) of the rational function. (If there are no zeros, enter NONE.) g(x) = (x^3-64)/(x^2+2) need help solving

### Math

Given P(x) = x^3 - 3x^2 - 5x + 10 a evaluate P9x) for each integer value of x from -3 through 5 b. Find all zeros of P(x) d. Prove that 5 is an upper bound on the zeros of P(x)

### Decartes Rule

Can you please check my work? Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. 1. f(x)=-7x^9+x^5-x^2+6 This is what I did: There are 2 sign changes f(-x)=-7(-x)^9+(-x)^5-(-x)^2+6 There are 2 sign changes So...

### 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)=x^3-8x^2-31x-22

### 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)=2x^3-x^2+2x-1

### Maths

I have a test tomorrow and I really don't get this, please help me. "Use transformations and the zeros of the quadratic function f(x)=(x-6)(x+4) to determine the zeros of each of the following functions a) y=2f(x) b) y=f(2x) c) y=f(0.5x)" I am so lost, I don't get what it ...

### calculus

For the following function f(x)=2x^4-6x^2+2x-1. Find the maximum number of real zeros and Use Descartes's rule of signs to determine how many positive and how many negative zeros the function has. You do not need to find the zeros.

### 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)= x^4+6x^3-11x^2-24x+28 Molon

### Math

Explain, in words, the steps to finding all zeros of a polynomial. 1. Synthetic division 2. Simple diamond or dimond grouping 3. set your answer to zero Idk if thats all the steps

### algebra

List all possible rational zeros given by the Rational Zeros Theorem (but don't check to see which actually are zeros). (Enter your answers as a comma-separated list.) S(x) = 6x4 − x2 + 6x + 12

### 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^3-8x^2-31x-22 **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^3-7x^2-8x+12 I am totally lost, please help?

### calculus

use the rational zeros theorem to find all the real zeros of the polynomial. Use the zeros to factor f over the real numbers. f(x)=2x^3-x^2+2x-1

### Decartes Rule of Signs-Check Problems

Use Decartes Rule of signs to determine the possible number of postive and negative real zeros for the given function. 1. f(x)=-7x^9+x^5-x^2+6 This is what I did: There are 2 sign changes f(-x)=-7(-x)^9+(-x)^5-(-x)^2+6 There are 2 sign changes So, are there 2 or 0 positive ...

### 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 a.find the real zeros of f...

### Algebra II

Given f(x)=x^3-7x^2+6x+14, what is the a. sum of its zeros? b. product of its zeros? c. sum of the squares of its zeros?

### Math just explain

Why do I get different answer when I use the quadratic equation? In finding the zeros of a function. I used factoring and completing the squares and it gave me the same answer.. How am I going to defend that my answer using quadatic formula is also right ?

### math

Find all the zeros of the function. f(x) = x^3 + 11x^2 + 39x + 29 I found one of the zeros = -1 but I am confused on how to find the other two.

### math

find the real zeros of the given functions, use the real zeros to factor f. f(x)=-2x4power+9x3power+2x2power-39x+18

### Math 5th grade

how is the number of zeros in the quotient of 420 divided 7 = 60 related to the number of zeros in the dividend

### Math

Use the Rational Zeros Theorem to write a list of all possible rational zeros of the function. -2x^4+4x^3+3x^2+18

### algebra URGENT HELP

form a polynomial whose degree and zeros are given. don't expand a) degree 3,zeros,-2,0,4 b)degree 4,zeros, -2 multiplicity 3,1 multiplicity 1 solutions a)p(x)= x(x+2)(x-4) B)p(x) =(x+2)^3(x-1)

### math

list all the possible rational zeros for the polynomial below. find all the zeros of the polynomialbelow and factor completely. F(x)=5x^4-x^3-33x^2-43x-16

### Math

A function has zeros of 5 and -1. If a horizontal translation is implemented, what is the least amount of transformation for both of the zeros to be positive integers? Is zero a positive integer?

### calculususe the rational zeros theorem to list the

use the rational zeros theorem to list the potential rational zeros of the potential function. Do not attempt to find the zeros. f(x)=2x^5-x^3+8x^2+52

### Math

Use the given information about a polynomial whose coefficients are real numbers to find the remaining zeros of the polynomial. Degree: 6 Zeros: -6 + 13i^3, -8 + s^2i, -3 - 4i

### Rational Zeros

List all possible rational zeros for the polynomial below. Find all real zeros of the polynomial and factor f(x)=2x^4+19x^3+37x^2-55x-75

### MATH I just need explanation very easy ( for you)

Why do I get different answer when I use the quadratic equation? In finding the zeros of a function. I used factoring and completing the squares and it gave me the same answer.. How am I going to defend that my answer using quadatic formula is also right ?

### math

If the digits of a number may be any one of 0 through 9 (except the first digit cannot be zero), and the system of alternating signs of coefficients is used to create a polynomial, what is the least number m of real zeros the polynomial can have? What is the greatest number M ...

### math

If the digits of a number may be any one of 0 through 9 (except the first digit cannot be zero), and the system of alternating signs of coefficients is used to create a polynomial, what is the least number m of real zeros the polynomial can have? What is the greatest number M ...

### math

If the digits of a number may be any one of 0 through 9 (except the first digit cannot be zero), and the system of alternating signs of coefficients is used to create a polynomial, what is the least number m of real zeros the polynomial can have? What is the greatest number M ...

### Algebra II

State the number of positive real zeros, negative real zeros, and imaginary zeros for g(x)= 9x3 -7x2+10x-4. Since there were 3 sign changes I have 3 positive real zeros. For g(-x)= I have -9x3-7x2-10x-4. There were no sign changes so I have no negative real zeros. The total ...

### potential rational zeros

list the potential rational zeros of the polynomial function, do not find the zeros. f(x)=x^5-5x^2+4x+3

### 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^3-x^2+11x-1 please show all work

### Algebra 2

One of the the zeros of the functions F(x)= x^4+2x^3-13x^2-38x-24 is x=-3, find the other zeros of the function.

### Math

Lucas says that since 40x70 and 60x50 both have factors with a total of two zeros, they will both have products with a total of two zeros. Is this correct? Explain. 40x70=2800 and 60x50=3000. They both have zeros in the answer. Right

### Algebra

I don't even know where to start, teacher gave us this with no direction. Suppose the polynomial R(x)=a9x^9+a8x^8+...+a,x+a0 has real coefficients with a9 cannot equal 0. Suppose also that R(x)has the following zeros: 5, 6, 5+5i. Using this information, answer the following ...

### alg 2

given that one of the zeros of the funiction f(x)=x^3-8x^2+11x+20 is -1, find the sum of the other zeros. hwo do i do this?

### Algebra

Suppose that a polynomial function of degree 5 with rational coefficients has 6, −2+4i, 4−sqrt2 as zeros. Find the other zeros. Thank you!

### Precalculus

Suppose that a polynomial function of degree 4 with rational coefficients has i and (-3 + square root of 3)as zeros find the other zeros

### Math - Possible or Potential rational zeros

List all possible (or potential) rational zeros for the polynomial below. Find all real zeros of the polynomial below and factor completely over the real numbers. Please show all of your work. f(x) = x^4 - 7x^3 - 3x^2 + 19x + 14

### Algebra

Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f. Degree 5; zeros: 9, 3+5i, -9i

### General Physics

A 2.3 kg block is initially at rest on a horizontal frictionless surface when a horizontal force in the positive direction of an x axis is applied to the block. The force is given by F with arrow(x) = (2.6 − x^2) N, where x is in meters and the initial position of the ...

### algebra 2

given the zeros,write a polynomial equation in factored form.zeros: -45,99,127,358 show all the step please.

### Precalculus

Suppose that a polynomial function of degree 4 with rational coefficients has i and (-3 + square root of 3)as zeros find the other zeros show work please

### Algebra ll

Please help!! I do not understand any of this!! Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f. Degree 4; zeros: 8,-6-i

### Algebra ll

Please help!! I do not understand any of this!! Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f. Degree 3; zeros: 8, -6-i

### Linear Algebra

(a) Show that if A is an m x n matrix and A(BA) is defined, then B is an n x m matrix. (b) Show that if A has a row of zeros and B is any matrix for which AB is defined, then AB also has a row of zeros. (c) Find a similar result involving a column of zeros. Thanks!!!

### Adv. Math.

Find the number of possible negative real zeros for f(x)=6+x^4+2x^2-5x^3-12. Answer: 0 2) Approximate the real zeros of f(x)=2x^4-3x^2-2 to the nearest tenth. Answer: no real roots

### algebra

p(x)=x^3+2x^2-3x+20 one of this functions zeros is -4 When using synthetic division to find all the zeros of a polynomial function, would you plug in 4 or -4 into the actual equation?

### Math

For what values of k will the functon f(x)=kx^2-4x+k have no zeros Determine the values of k for which the function f(x)=4x^2-3x+2kx+1 have 2 zeros

### calculus--please help!!

I have two questions that I don't understand and need help with. 1. information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zerosof f. degree 4, zeros i;9+i 2. form a polynomial f(x) with real coefficients having the given degree ...

### math

Hi, I'm trying to learn factoring but a couple of things don't make sense to me and I'm hoping you could explain them. If I have P(x) = 2(x-3)(x-4), how do I automatically know that the zeros are x = 3 and x =4? If inside the parentheses it was (x+3)(x+4), would the zeros then...