wheelerjada13
wheelerjada13 wheelerjada13
  • 19-01-2017
  • Mathematics
contestada

Find only the rational roots of x4 – 9x3 + 16x2 + 18x – 36 = 0

Respuesta :

helper7802
helper7802 helper7802
  • 19-01-2017
x² - 18x - 4 = ox² - 18x = 4x² - 18x + (18/2)² = 4 + (18/2)²x² - 18x + 81

Answer Link

Otras preguntas

what is the answer to mad of two or more substances together in the same place but not chemically combined 7 letter word 1st letter M 4th letter F 7th letter E
Which of the following describes an evaluative conclusion? A.repeats the main points in the essay B.provides a summary of the main points C.discusses the import
Mr. Carson wants to give three pencils to each of his students. There are 26 students in Mr. Carsons class. Boxes of pencils each contain a dozen pencils. How
Simile,Metaphor,and Hyperbole headlines for the story of Robinson Crusoe. Help! :(
whats the first thing in every chain?
write five ten thousandths as a decimal
Im only 10 and my niece came over a and scratch me on my eye yesterday I was in so much pain like I was gonna die and my friend said if it still hurts by today
How does eye location best represent the relationship between structure and function? A. It determines how much of the surroundings an organism can see. B. It a
What does "Silencio, silencio... mis antenitas de vinil están detectando la presencia del enemigo" mean?
Which words in the sentence make up the adjective phrase? Which word does it modify? Do you know how many yards of the fabric we will need? A. will need; mod