Q

# I have a doubt, kindly clarify. If a set A has 8 elements,How many subsets class A have?

If a set A has 8 elements,How many subsets class A have?

• Option 1)

127

• Option 2)

255

• Option 3)

511

• Option 4)

1023

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As we learnt

Proper Subset -

Let A and b be two sets if A $\subset$ B and A $\neq$ B. Then A is a proper subset of B

-

A set with n elements has $2^{n}-1$ subsets

Option 1)

127

Option 2)

255

Option 3)

511

Option 4)

1023

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