Respuesta :

Answer:

Step-by-step explanation:

theyre doing square root of 9 in the problem but the answer is 9 squared. you can easier change square root 9, to nine to the second power 9^2 or change the answer to 3. which is the square root of 9

Answer:

Step-by-step explanation:

Square root of 81 is 9

[tex]\sqrt{81} = 9[/tex]

or

9² = 81

or

[tex]\sqrt{9} = \sqrt{3*3}=3[/tex]