Math, asked by jaroliraj940, 5 months ago

. Iff:N → N , f(x) = 2x. Find
preimage of 56 in f.
(a) 28
(b) 56
(c) 112
(d) None of these
W

Answers

Answered by kpathania1987

0

Answer:

2x=56

x=56/2= 28

option a

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