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Question Practice

If z = 1 + 2i, what is the multiplicative inverse of z?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 11
Mathematics
Mathematics
Complex Numbers and Quadratic Equations
Question Bank

If z = 1 + 2i, what is the mul...

Single Answer MCQ
Q-00051695

If z = 1 + 2i, what is the multiplicative inverse of z?

1

1/5 - (2/5)i

2

1/5 + (2/5)i

3

2 - i

4

0

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