Bihar Board 12th Maths Objective Answers Chapter 1 सम्बन्ध एवं फलन
Bihar Board 12th Maths Objective Questions and Answers Bihar Board 12th Maths Objective Answers Chapter 1 सम्बन्ध एवं फलन प्रश्न 1. यदि A = {a, b, c}, B = {1, 2, 3) और f = {(a, 1) (b, 2) (c,…