if f:A-B given by 3^f(x) +2^-x=4 is a bijection then what are the values of A and B?

Question

Arun Kumar · Answer

For better clarification try finding x for n=2,3 any smaller value and see the pattern Arun Kumar IIT Delhi Askiitians Faculty

Arun Kumar · Answer

For bijection both the set has to be finite

one one and onto function mapping

from you writing question seems to be

$f(x)=(4-2^{-x})/3$

for which domain is infinte

something is missing in the question

please clarify

Arun Kumar

IIT Delhi

Askiitians Faculty

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if f:A-B given by 3^f(x) +2^-x=4 is a bijection then what are the values of A and B?

if f:A-B given by 3^f(x) +2^-x=4 is a bijection then what are the values of A and B?

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if f:A-B given by 3^f(x) +2^-x=4 is a bijection then what are the values of A and B?

if f:A-B given by 3^f(x) +2^-x=4 is a bijection then what are the values of A and B?

2 Answers

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