Question

What does that mean

Answer 1

The question is asking you to find the result when you square root 256.

The symbol of a square root is √

If ² is a square symbol, √ is the one that will convert the number back to it's non-squared form.

You normally can't do this without the calculator.

In this question, √256 = 16

Answer 2

Answer: the question in the figure means the square root of 256

Explanation:

Square root of 256 = 16

Means 16 x 16 = 256