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Posted: **Thu May 12, 2022 8:36 am**

: 1 A Relation R Is Defined On Z By A Rb If And Only If A B Is Even Prove That R Is An Equivalence Relation 2 Prove T 1 (10.09 KiB) Viewed 37 times

1. A relation R is defined on Z by a Rb if and only if a - b is even. Prove that R is an equivalence relation 2. Prove that the function f: RR defined by S(x) = 2x - 7 is one-to-one and onto.