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Multiplying -38 by 1 leaves the number unchanged, so 1 is the:

AMultiplicative closure
BMultiplicative grouping
CMultiplicative identity
DMultiplicative inverse
Answer & Solution
Correct answer: C. Multiplicative identity
1. An identity leaves the other number exactly as it was. 2. One does this for multiplication of integers. 3. So one is the multiplicative identity. _Source: syllabus Mathematics Class VII, Chapter 1, Integers._
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