Question

Find the modulus of Z, if Z= -4 + 3i​

Answer 1

Step-by-step explanation:

Let

z1=a+ib

z2=z−3i=a+i(b−3)

By comparing Modulus of z1 and z2

|z1|=|z2|

a2+b2=a2+(b−3)2

a2+b2=a2+b2−6b+9

6b=9

b=32

Answer 2

Answer:

Z= i

Step-by-step explanation:

hope it is helpfull to you