peen37 peen37
  • 01-09-2020
  • Mathematics
contestada

what are the solutions of x^2 - 4 = 0

Respuesta :

chikafujiwara
chikafujiwara chikafujiwara
  • 01-09-2020

It is a difference of squares, so we can factor this to

[tex](x+2)(x-2)=0[/tex]

Then, we can solve for [tex]x[/tex].

[tex]x=-2,2[/tex]

Hope this helps.

頑張って!

Answer Link

Otras preguntas

Why were people from Africa brought to Georgia?
A circular pool is ten feet in diameter and five feet deep. What is its volume, in cubic feet?
China, Korea, and Japan share cultural similarities in part due to their (1) clashes with Russian imperialists (2) shared river systems (3) contacts through tra
Why were people from Africa brought to Georgia?
which explorer sailed for france?
The unstated purpose of the Alien and Sedition Acts was to (A) unite the nation in time of danger (B) deport immigrants who were becoming too numerous (C) prote
least number that has 2, 3, 4, as factors
What is 1997 from 2014????????????
The unstated purpose of the Alien and Sedition Acts was to (A) unite the nation in time of danger (B) deport immigrants who were becoming too numerous (C) prote
If ab = 10 and a2 + b2 = 30, what is the value of (a + b)^2?