Asked by amber

What is the identity element for multiplication? What is the multiplicative inverse of 4? of 0.1? What is the familiar name for "multiplicative inverse"?

Answers

Answered by dongo
1.) Depends on what group/ring etc. you consider, for the set of the real umbers it is 1
2.) i(4)= 1/4;; i(0.1)=1 / 0.1 = 10
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