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![Let R be a relation on the set A of ordered pairs of positive integers defined by (x , y) R (u , v)if and only if x v = y u. Let R be a relation on the set A of ordered pairs of positive integers defined by (x , y) R (u , v)if and only if x v = y u.](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/1455665_web.png)
Let R be a relation on the set A of ordered pairs of positive integers defined by (x , y) R (u , v)if and only if x v = y u.
![Using the identity (x – y)(u – v) = xu – xv – yu + yv, find the product of the following numbers. a) - Brainly.in Using the identity (x – y)(u – v) = xu – xv – yu + yv, find the product of the following numbers. a) - Brainly.in](https://hi-static.z-dn.net/files/d7f/a1470102505eef1eb815217eb18ed3e3.jpg)