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A relation ϕ from C to R is defined by x ϕ y ⇔ | x | = y. Which one is correct?
Mathematics
Relations
Question
Updated
19 Aug 2026
A relation ϕ from C to R is defined by x ϕ y ⇔ | x | = y. Which one is correct?
A
Choose Your Answer
A
(2 + 3 i) ϕ 13
B
3 ϕ (−3)
C
(1 + i) ϕ 2
D
i ϕ 1
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