Question

let z=2-3i therefore|z+2|=?​

Answer 1

Answer:

z=2+

3

i

z

ˉ

=2−

3

i

z.

z

ˉ

=(2+

3

i)(2−

3

i)

=2

2

−3(i

2

)

=4+3(1)=7

Answer 2

Answer:

if

Z= 2-3i..

then Z+2= -3i