richi1 richi1
  • 03-03-2018
  • Mathematics
contestada

Solve the equation using square roots. x2 -9=0

Respuesta :

acworden72 acworden72
  • 03-03-2018
x^2 - 9 = 0
x^2 = 9
x = 3

3^2 - 9 = 0
9 - 9 = 0
0 = 0

The answer is x = 3

Hope this helps =)
Answer Link
NoNameWasGiven
NoNameWasGiven NoNameWasGiven
  • 26-02-2021

Answer: x = 3, x= - 3

Step-by-step explanation:

x^2 - 9 = 0

=> x^2 = 9

=> x = 3, x= - 3

Answer Link

Otras preguntas

Name 3 irrational number that are between 5 and 6
How did Madison, in Federalist No. 10, outline how the Republic and Pure Democracy dealt with factions?
A force of 20 N produces an acceleration of 10 m/s² in mass m1 and an acceleration of 5 m/s² inmass m2.What acceleration would it give if both masses are tied t
A stationery store sold 320 of two different types of pens for $190.55. One type of pen costs 25 cents and the other costs 80 cents. How many 80 cent pens were
I NEED HELP AS SOON AS POSSIBLE 25 POINTS AND BRAINLIEST
How to have self confidence when your really shy
What is the equation for the line that is parallel to line m, through A
The thumb is blank to the index finger
Sabrina rode on a Ferris wheel at the state fair. The radius of the Ferris wheel was 150 feet. What is the approximate distance Sabrina traveled in one revolut
the equation 3-x=13 has the solution ... ?