emmabigareb
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 :

caylus
caylus caylus
  • 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

ray wants the larger of two aquariums.One aquarium has 20 in. by 20 in. and has a height of 18 inches.The other aquarium has a base that is 40 in. by 12in. and
I have been stuck with this one, and i would like to how to solve this. In each case, determine whether line AB is parallel or perpendicular to CD. (a) A(0, 0),
need help with this question#20
Social needs are acquired through?
How do I make a formula for a line if they only give me the intercept and the slope
You are given an aqueous solution of NaCl. The simplest method for the separation of NaCl from the solution is (A) evaporation of the solution to dryness (B) c
How do I make a formula for a line if they only give me the intercept and the slope
Two numbers have a product of 48 and a sum of 19 what are the numbers and how do you know
what are the differences between german and english schools
Can someone help me with this whole page? Hurry it's due Monday!