# The number of non - empty subsets of $A=\left \{ {a,b,c,d} \right \}$ is. Option 1) $31$ Option 2) $32$ Option 3) $33$ Option 4) $34$

G gaurav

As we learned

Number of sub set of a set -

If a set has n elements, then it has 2sub set.

-

$Subsets = 2^{5}-1=31$

Option 1)

$31$

Option 2)

$32$

Option 3)

$33$

Option 4)

$34$

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