Respuesta :

The correct answer is 27. To solve this, you must take the square root of both sides. This leaves you with x = 27.

Answer:

x=27 or x=−27

Step-by-step explanation:

[tex]x^{2}[/tex]=729

Step 1: Take square root.

x=±[tex]\sqrt{729}[/tex]

x=27 or x=−27