Class 9 Math MCQs - Chapter 17

Real and Complex Numbers Trivia Questions & Answers PDF Download - 4

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The Trivia MCQ: In z = a + bι, if i is replaced by −ι, then another complex number obtained is said to b; "Real and Complex Numbers" App APK Download with answers: Prime factor of z; Additive inverse of z; Complex conjugate of z; Multiplicative inverse of z; to learn online classes courses. Practice Complex Numbers MCQ Questions, download Kindle eBook (Free Sample) for distance education.

Real and Complex Numbers Test Questions and Answers PDF Download: MCQ 4

MCQ 16:

In z = a + bι, if i is replaced by −ι, then another complex number obtained is said to b

additive inverse of z
prime factor of z
Complex conjugate of z
multiplicative inverse of z

MCQ 17:

The set of whole numbers is denoted by

MCQ 18:

As per properties of real numbers with respect to addition, a + b ∈ R and ∀ a, b ∈ R is

associative property
commutative property
closure property
additive inverse

MCQ 19:

Set of integers is denoted by

MCQ 20:

√−1, √−5 are said to be

pure imaginary numbers
non-imaginary numbers
recurring decimal numbers
finite numbers

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