Show that the relation R on the set Z of all ...

CBSE Class 12 Math 2019 All India Set 1 Solved Paper

Question : 13 of 29

Marks: +1, -0

Show that the relation

R

on the set

Z

of all integers, given by

R = \{ (a, b) : 2

divides

(a - b) \}

is an equivalence relation.

f(x) = \frac{4x+3}{6x-4}, x \neq \frac{2}{3}

, show that

f \circ f(x) = x

for all

x \neq \frac{2}{3}

. Also, find the inverse of

f

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