Josietrabellll Josietrabellll
  • 03-07-2018
  • Mathematics
contestada

what is the value of the coefficient 2x^3+18x^2-18x-162=2(x+k)(x-k)(x+9)

Respuesta :

frika
frika frika
  • 03-07-2018
The polynomial
[tex]2x^3+18x^2-18x-162=(2x^3+18x^2)-(18x+162)=[/tex]
[tex]=2x^2(x+9)-18(x+9)=2(x+9)(x^2-9)=2(x+9)(x+3)(x-3)[/tex].
Then k=3.

Answer Link

Otras preguntas

If 2 less than or equal too X less than or equal too 6, which of the following has the greatest value
Find an equivalent ratio for 22/55 and then write the proportion
Who were the Nazis ?
The Indus, Ganges, and Brahmaputra were important to ancient India because they were
The length of a pool is 3 feet more than twice its width. If the perimeter of the pool is 72 feet, find the dimensions of the pool by writing and solving a syst
A history quiz consists of five true-false questions. If you guess on each question, then the probability of answering all five questions correctly is approxima
Find an equivalent ratio for 22/55 then write the proportion ?
The formula C = 20x + 5 models the cost of New York Yankees T-shirts, where C is the cost and x is the number of shirts sold. Choose ALL TRUE statements in the
FACTORIZE. 9x2y-24xy2-16y3 solve it
conversation between Hitler and gandhi