Question

find the modulus of 1/3+4i​

Answer 1

Answer:

z1,z2 being two complex numbers,

∣z1.z2∣=∣z1∣.∣z2∣

∴∣(1+i)(3+4i)∣=∣1+i∣⋅∣3+4i∣

=12+12×32+42

=225

=50

50 answer

Step-by-step explanation:

11th

Maths

Complex Numbers and Quadratic Equations

The modulus and the Conjugate of a Complex number

The modulus of 1 - i3 + i ...

MATHS

The modulus of 3+i1−i+54i is

A

5 unit

B

511 unit

C

55 unit

D

512 unit

MEDIUM

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ANSWER

Let z=3+i1−i+54i

         =5(3+i)5−5i+12i−4=5(3+i)1+7i

         =5(9+1)(1+7i)(3−i)

         =5010+20i=5