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

Protists can be found in A. oceans. B. deserts. C. damp soil. D. lakes. E. all of these.
1/3 ÷ 2 = ? in fractions
Do you think homeostasis is necessary at the level of a single cell ?
33 1/3 percent of 600
fraction divided by a whole number equals 12
what is the membrane that encloses the developing embryo in a fluid medium
-6z+12 factor out the coefficient of the variable
What are the answers on all of them............thank you
Careful comparisons to others can help you to develop your self-concept because __________. a. comparisons help you to see your strengths and weaknesses b. comp
what is 0.2 as a fraction in simplest form.