Question

What is the square root of 81?

Answer 1

9

Explanation:

the square root is fundamentally just what two numbers multiply together to make the number within the square root

9 x 9 = 81

so 9 is the square root

also think of the root of the square

9^2 the root in this case is the nine and te answer is 81

Answer 2

Answer: 9 or -9 it can be both

Explanation: