znczm2wbb9 znczm2wbb9
  • 04-08-2022
  • Mathematics
contestada

Show why x - 3 is a factor of m(x) = x³ x² - 5x - 3.

Respuesta :

djp6182583 djp6182583
  • 04-08-2022

Answer:

If  m(x) = x^3 - x^2 - 5x - 3 then x - 3 is a factor.

Step-by-step explanation:

By the Factor Theorem if  (x - a) is a factor of f(x) then f(a) = 0.

m(x) = x^3 - x^2 - 5x - 3

m(3) = 27 -  9  - 15 - 3 = 0

- so x - 3 is a factor

Answer Link

Otras preguntas

How is the cross-section of a sphere different than the cross-section of a cone?
Bases on Graham's law of diffusion, how does the speed of diffusion of neon (M=20.2) compare to the Krpton (M=83.8)
Can someone help me solve this (it’s for a grade)
Which statement about the Supreme Court is true?
Are humans civilized?
What city state was located on Peloponnese?
What direction do the Sun, Moon, and stars appear to move in the sky?
predict the patterns of interactions among organisms in an ecosystem. Please give me an explanation of what this is asking and an example.
Consider circle H with a 5 centimeter radius. If the length of major arc RST is 25 3 π, what is the measure of ∠RST?
15 POINTS! Please help me ASAP it will mean the world to me. The radius of a cylindrical gift box is ​(4x+1​) inches. The height of the gift box is twice the r