emmabigareb emmabigareb

01-09-2016
Mathematics

contestada

using the given zero, find all other zeros of f(x). -2i is a zero of f(x) = x^4 - 45x^2 - 196

Respuesta :

01-09-2016

Hello,

[tex]\begin{array}{c|c|c|c|c|c|c|}&x^4&x^3&x^2&x&1\\ &1&0&-15&0&-196\\x=2i&&2i&-4&-96i&196\\x=-2i&&-2i&0&98i&\\ &1&0&-49&0&\\x=7&&7&49&&\\&1&7&0&&\\x=-7&&-7&0&&\\&1&0&&&\\ \end{array}\right] [/tex]

zeroes are 2i,-2i,7,-7

Answer Link

Otras preguntas

An element with mass 1000 grams decays by 14.8% per minute. How much of the element is remaining after 11 minutes, to the nearest 10th of a gram?

What area of the long bone is covered with cartilage

how do you write fraction 9/10 as a decimaland how to convert fractions into decimals

The accompanying frequency table indicates the grades on the math midterm in Ms.Dennis' class. In which interval does the median of the date lie?

Pistachios were priced at 3 pounds for $ 6.99. (a) what were the price per pound? (b) how much would 10 pounds of pistachios cost?

determine whether each expression is meaningful as a real number yes or no? -√9

The accompanying frequency table indicates the grades on the math midterm in Ms.Dennis' class. In which interval does the median of the date lie?

how did jazz demonstrate the independent spirit of the times?

what do this mean explain the following thoughts of annemarie, "it was hard for the ones who were waiting, Annemarie knew. Less dangerous perhaps but more fear

A 3.7 kg object is lifted to a Hight of 3 meters what is the potential energy of this object