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"If z1 = 2 + ι, z2 = 1 + 3ι, then ι Re ( z1 - z2 ) =" Multiple Choice Questions (MCQ) on number system with choices ι, 1, 2 ι, and 2 for online colleges that offer financial aid. Practice complex numbers quiz questions for jobs' assessment test and online courses for online degree programs.

MCQ: If z1 = 2 + ι, z2 = 1 + 3ι, then ι Re ( z1 - z2 ) =

1. 1
2. ι
3. 2 ι
4. 2

B

MCQ: (A ∪ B) ∪ C =

1. A ∩ (B ∪ C )
2. A ∪ (B ∪ C )
3. π
4. A ∪ (B ∪ C )

D

MCQ: { - 3 n : n ε Z } IS an abelian group under

1. subtraction
2. division
3. multiplication

D

MCQ: Every even integer is also

1. Natural number
2. Irrational number
3. Rational number
4. Whole number

C

MCQ: The function f = { (x,Y) | Y = mx + c } is