rom28205 rom28205
  • 16-10-2019
  • Mathematics
contestada

If x^2=4 then can x only be equal to 2?

(Geometry) true or false?

Respuesta :

Аноним Аноним
  • 16-10-2019

true because two to the second power is two times two and we know two times two = 4

Answer Link
mindyyyy
mindyyyy mindyyyy
  • 16-10-2019
This is false!

X^2 = 4
X can equal to -2 or 2

(2)^2 = 4
(-2)^2 = 4
Answer Link

Otras preguntas

If light moves from left to right along the x-axis, then the electric field line vibrates along what?? :(
have many times does 246 go into 6
Materials that are poor conductors of thermal energy are called..... Materials that are good conductors of thermal energy are called ...
during a recent regular season, a taxas ranger baseball player had 126 hits and was a bat 399 times. write a fraction in simplest form to represent the ratio o
Determine the equation of g(x) that results from translating the function f(x) = (x + 10)2 to the right 12 units.
How does an an electron microscope work?
Consider the equation f(x)=-6x-1 and g(x)=4x^2 select the solution for (f+g)(x)
What type of lines are  4x + 8y = 10 and  4x - 2y = 21 ?
Describe the limitations of using models to represent atoms
Number 13 please show me in the least steps possible