Question

(b) 3√2 x 5√8
i don't know how to solve it​

Answer 1

60

Explanation:

using the rule of radicals

`√(a)` ×
`√(b)` =
`√(ab)`

given

3
`√(2)` × 5
`√(8)`

= 3 × 5 ×
`√(2)` ×
`√(8)`

= 15 ×
`√(16)`

= 15 × 4

= 60