Question

Please brake down why !

Answer 1

D

Explanation:

using the rule of radicals

•
`√(a)` ×
`√(b)` ⇔
`√(ab)`

simplifying
`√(32)`

`√(32)` =
`√(16(2))` =
`√(16)` ×
`√(2)` = 4
`√(2)`

`√(32)` + 5
`√(2)`

= 4
`√(2)` + 5
`√(2)` = 9
`√(2)` → D