Question

Please Help

Can someone explain where the 4i to the square root of 3 came from?

Answer 1

see explanation

Explanation:

note that
`√(-1)` = i

`√(64-112)`

=
`√(-48)`

=
`√(16(3)(-1))`

=
`√(16)` ×
`√(3)` ×
`√(-1)`

= 4 ×
`√(3)` × i

= 4i
`√(3)`