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12 Maths CBSE TERM UNIT TEST (5 Paper) pdf
12 Maths CBSE TERM UNIT TEST (5 Paper) pdf
RK Yadav
00:42
Show that the relation R = {(a-b) :|a-b| is given, a, b ∈z) is an equivalence relation.
OR
Consider f : R →R given by f (x) = 4x+3. Show that f is invertible. Find the inverse of f.
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