Math, asked by prashanthiyeddu, 11 months ago

if z=2-3i,
then z²-4z=

Answers

Answered by Varshithakrishna8508

0

Answer:

Step-by-step explanation:

Z*2-4Z=(2-3i)*2-4(2-3i)

4+9i*2-12i-8+12i

4+9(-1)-8

4-9-8

-13

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