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

What is the change in number of individuals in a population over time? A. population decrease B. population stability C. population growth D. population resista
If 2 less than or equal too X less than or equal too 6, which of the following has the greatest value
If 2 less than or equal too X less than or equal too 6, which of the following has the greatest value
Horace read 160 pages in 4 hours. How many pages can he read in 6 hours??
Al washed a car in 6 minutes. Fred washes the same car in 8 min. How long dies it take Al and Fred to wash the car together?
How consumers behaviour affect market equilibrium
If 2 less than or equal too X less than or equal too 6, which of the following has the greatest value
solve 2/3 + 1/4x = 1/3
FACTORIZE. 9x2y-24xy2-16y3 solve it
A 4.5 newton object is placed in a tank of water. If the water exerts a force of 4.0 newtons on the object, will the object sink or float?