rosefire2004
rosefire2004 rosefire2004
  • 15-05-2020
  • Mathematics
contestada

Find the x-intercepts of the following polynomial function''
f (x) = x^2 - 2x - 80

Find the xintercepts of the following polynomial function f x x2 2x 80 class=

Respuesta :

profarouk profarouk
  • 19-05-2020

Answer:

(-8 , 0)

(10 , 0)

Step-by-step explanation:

(-8)^2 - 2(-8) - 80 = 0

(10)^2 - 2(10) - 80 = 0

then (-8 , 0) and (10 , 0) are x-intercepts Of the polynomial f

the others are not because (for instance):

(8)^2-2(8)-80 =

:)-32

Answer Link

Otras preguntas

How to cite a direct quote from a person mla?
What assumption was at the heart of the scientific revolution?
Please be a good person and help me..I really need to get this right to boost my grade in math ((and boy do I need it!!)) Use the graph shown to fill in the bla
An ion has a charge of +7. How far is it from being neutral? A. -0.07 B. -7 C. 7 D. 70 E. 0.7
A fair die is rolled 10 times what is the probability that an even number
8/9, 85%, 0.92 least to greatest
What is the justification for each step in the solution of the equation? −2(x−1)+12=4x−6−2(x−1)+12=4x−6 Select from the drop-down menus to correctly justify eac
which of these can be classified as a pure substance a) salt water b) salt c)pumpkin pie d) iced tea
Each nephron has a coiled tube that has a blank membrane
what light do the Newburgh conspiracy and Shays's rebellion shed on the economic challenges facing the new nation at the conclusion of the revolutionary war