Find the modulus of each of the following:
Given: z = (3 + √-5)
The above can be re – written as
z = 3 + i√5 [∵ i2 = -1]
Now, we have to find the modulus of (3 + i√5)
So, 
Hence, the modulus of (3 + √-5) is √14
1
Find the modulus of each of the following:
Given: z = (3 + √-5)
The above can be re – written as
z = 3 + i√5 [∵ i2 = -1]
Now, we have to find the modulus of (3 + i√5)
So,
Hence, the modulus of (3 + √-5) is √14