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Subset

If T = x : x ...

Question

If T = {x: x is a letter in the word "TEETH"} then the number of its subsets is

A

3

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B

4

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C

8

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D

32

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Solution

The correct option is C
8

Given,

T = {x: x is a letter in the word "TEETH"}

$\Rightarrow$ T = { T, E, H}

$\Rightarrow$ n(T) = 3

The number substes is $2^{3} = 8$

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