Hellow guys, Welcome to my website, and you are watching show that the relation R in the set N × N defined by (a, b) R (c, d) iff ad = bc is the equivalence. and this vIdeo is uploaded by BKMathur Maths Delhi at 2025-05-26T21:47:45-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.