Find the modulus of 
Given complex number is 
⇒ 
We know that i2=-1
⇒ 
⇒ 
⇒ Z=2i
We know that for a complex number Z=a+ib it’s magnitude is given by 
⇒ 
⇒ |Z|=2
∴ The modulus of 
is 2
7
Find the modulus of
Given complex number is
⇒
We know that i2=-1
⇒
⇒
⇒ Z=2i
We know that for a complex number Z=a+ib it’s magnitude is given by
⇒
⇒ |Z|=2
∴ The modulus of is 2