Question

How do you simplify `sqrt5 times sqrt5`?

Answer 1

`sqrt(5)xxsqrt(5)=5`

Explanation:

By definition, `sqrt(x)` is a value whose square is `x`, that is, `sqrt(x)xxsqrt(x)=x` for any `x`.

If `x>=0`, then `sqrt(x)` denotes the unique non negative value with that property.