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In the complex number a plus ib, the number a is called the:
AReal part
BWhole part
CModulus
DArgument
Answer & Solution
Correct answer: A. Real part
1. A complex number has two components.
2. The one without i is written Re z.
3. It is the real part.
_Source: NCERT Class 11 Mathematics, Chapter 5, Complex Numbers and Quadratic Equations._
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