Question

Select the correct answer. What is √125 in simplest form? OA. 5√5 B. 25√5 OC. 5√25 D. 15 Select the correct answer . What is √125 in simplest form ? OA . 5√5 B. 25√5 OC . 5√25 D . 15​

Answer 1

`5\sqrt5`

Choice A

Explanation:

Given,

`√(125)`

Rewrite it as,

• 
  `√(25 * 5)`
• 
  `\sqrt{5 {}^(2) * 5}`

Further

• 
  `5 √(5)`

Choice A is accurate.

Answer 2

A

Explanation:

using the rule of radicals

`√(ab)` =
`√(a)` ×
`√(b)` then

`√(125)`

=
`√(25(5))`

=
`√(25)` ×
`√(5)`

= 5
`√(5)`