rudhdh
rudhdh rudhdh
  • 24-06-2020
  • Mathematics
contestada

If X^2 = 4
Does X = 2 or X = -2

Respuesta :

09pqr4sT
09pqr4sT 09pqr4sT
  • 24-06-2020

Answer:

Both.

Step-by-step explanation:

[tex]x^2=4[/tex]

[tex]x=\±\sqrt{4}[/tex]

[tex]x=\± 2[/tex]

Answer Link
ujalakhan18
ujalakhan18 ujalakhan18
  • 24-06-2020

Answer:

Yes

Step-by-step explanation:

If,

X² = 4

Taking square root on both sides

[tex]\sqrt{x^2} = \sqrt{4}[/tex]

So, It becomes

X = ±4

Either

X = 2    OR     X = -2

Answer Link

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