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प्रश्न
If A = {p, q, r}, then number of subsets of A = ______.
उत्तर
If A = {p, q, r}, then number of subsets of A = 2³ = 2×2×2 = 8
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संबंधित प्रश्न
Express the following sets in roster form:
A = Set of letters in the word “CHITAMBARAM”
Express the following sets in roster form:
P = {x : x is a vowel used in the word ‘ARITHMETIC’}
Express the following sets in roster form:
E = Set of natural numbers below 30 which are divisible by 2 or 5.
Express the following sets in set- builder notation (form):
{3, 6, 9, 12, 15}
Express the following sets in set- builder notation (form):
{1, 4, 9,16, 25, 36}
Given: A = {x : x is a multiple of 2 and is less than 25}. Write the set in roster form.
Given: B = {x : x is a square of a natural number and is less than 25}. Write the set in roster form.
State whether the given pair of set is equal or equivalent.
A = Set of letters of the word “FOLLOW” and
B = Set of letters of the word “WOLF”.
Examine if the following set is the empty set:
The set of lions in your class.
State true or false of the following statement:
The set of whole numbers greater than 50 is an infinite set.
