How many symmetric relations are there in A={1,2}?

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A={1,2} യിൽ എത്ര സമമിത ബന്ധങ്ങൾ ഉണ്ടാകും ?

D16

Answer:

സമമിത ബന്ധങ്ങളുടെ എണ്ണം =

$2^{\frac{{n^2}+n}{2}}$

n = 2

$=2^{\frac{{2^2}+2}{2}}$

$=2^3 = 8$

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