Question

PLEASE HELP I NEED HELP ASAP.

Answer 1

3
`√(5)`

Explanation:

The absolute value of

| a + bi | =
`√(a^2+b^2)`

Given

6 - 3i, then

| 6 - 3i |

=
`√(6^2+(-3)^2)`

=
`√(36+9)`

=
`√(45)`

=
`√(9(5))`

=
`√(9)` ×
`√(5)`

= 3
`√(5)`