Question

What is the square root of ab²?
O ab
Ob√a
Oa²b²
Ob²

Answer 1

b
`√(a)`

Explanation:

using the rule of radicals

`√(ab)` =
`√(a)` ×
`√(b)` , then

`√(ab^2)`

=
`√(a)` ×
`√(b^2)`

=
`√(a)` × b

= b
`√(a)`