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
2.) i(4)= 1/4;; i(0.1)=1 / 0.1 = 10