Question

Find the
modulus
of z = 3-i4​

Answer 1

Answer:

modulus means under root x^2 +y^2

Therefore

Under root 3square + 4 square is equal to 5

Ans =5

Answer 2

Answer:

z=3-i4

i=-1

z=3-(-1)4

z=3+4

z=7

Hope done...