Let `A=RR_(0)xxRR` where `RR_(0)` denote the set of all non-zero real numbers. A binary operation
Channel: Doubtnut
Date: 2020-05-09

Let `A=RR_(0)xxRR` where `RR_(0)` denote the set of all non-zero real numbers. A binary operation `**` is defined on A as follows: `(a,b)**(c,d)=(ac,bc+d)` for all `(a,b),(c,d)inRR_(0)xxRR.`  The inveritible elements in A is---