Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • NCERT
  • Let ∗ be the binary operation on N given by a ∗ b = L.C.M. of a and b. Find the identity of ∗ in N

Q.6 Let ∗ be the binary operation on N given by a* b = L.C.M.\; of \;a\; and \;b. Find 

(iv) the identity of ∗ in N

Answers (1)

best_answer

a* b = L.C.M.\; of \;a\; and \;b

(iv) the identity of ∗ in N

We know that  L.C.M.\; of \;a\; and \;1 = a = L.C.M.\; of 1\, \, and \;a\;

     \therefore            a*1=a=1*a   for a \in N

Hence, 1 is the identity of ∗ in N.

 

Posted by

seema garhwal

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads

Similar Questions

Trending Articles/News

anam-khan

CBSE extends single girl child scholarship registration deadline till November 20

Latest Question