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प्रश्न
State whether the given pair of set is equal or equivalent.
P = {prime numbers which divide 70 exactly} and
Q = {prime numbers which divide 105 exactly}
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उत्तर
P = {prime numbers which divide 70 exactly}
= {2, 5, 7}
and Q = {prime numbers which divide 105 exactly}
= {3, 5, 7}
These are equivalent sets as these have equal number of elements.
संबंधित प्रश्न
Express the following sets in roster form:
C = {All composite numbers between 2 and 20}
Express the following sets in roster form:
J = {x: x e N and 2x – 3 ≤17}
State, if the following pair of a set, is disjoint:
A = {natural numbers less than 10} and
B = {x : x is a multiple of 5}
State whether the given pair of set is equal or equivalent.
A = {first four natural numbers} and
B = {first four whole numbers}
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A = {days of the week starting with letter S} and
B = {days of the week starting with letter T}.
State whether the given pair of set is equal or equivalent.
A = {0², 1², 2², 3², 4²} and B = {16, 9,4, 1, 0}.
State true or false of the following statement:
If B = {x : x + 4 = 4}, then B is the empty set.
If A = {5, 7, 8, 9}; then E = { } is a subset of A?
If A = {even numbers less than 12},
B = {2, 4},
C = {1, 2, 3},
D = {2, 6} and E = {4} then
State if the following statement is true:
B ⊂ A
If A = {p, q, r}, then number of subsets of A = ______.
