awkrp357 awkrp357
  • 03-08-2020
  • Mathematics
contestada

Solve the equation using square roots x^2+20=4

Respuesta :

amt30 amt30
  • 03-08-2020

Answer:

Step-by-step explanation:

x^2+20=4 first isolate the variable by subtracting 20 on both sides.

x^2=-16 again isolate the variable but this time you square root both sides.

[tex]\sqrt{x}^2[/tex]=[tex]\sqrt{-16[/tex] then simplify

x= ±4

Answer Link

Otras preguntas

Why are plants green?
If two of these stocks are randomly selected, what is the probability at least one will have a price above $45?
which of the following reproduce by spawning
Simplify (a^8a^6)^1/7 /a^2
a raindrop falls at 200m per minute. how long will it take a raindrop to travel 6000m?
How many distinct locations are there for a double bond in a five-carbon linear chain?
Check my answer? How is the Speaker of the House of Representatives chosen? A. current vice president serves as the speaker B. elected by the American people C.
Which of the following was not a nonviolent protest campaign of Gandhi A noncooperation movement B the salt march C the round table march D quit India movemen
From what point of view is Harriet the spy told
The nurse is assessing a patient’s ischial tuberosity. to palpate the ischial tuberosity, the nurse knows that it is best to have the patient: