Advertisements
Advertisements
Question
Express the following sets in roster form:
K = {x : x is an integer and – 3 < x < 5}
Advertisements
Solution
K = {x : x is an integer and – 3 < x < 5}:
∵ – 3 < x < 5
∴ x lies between – 3 and 5
∴ K = {- 2, – 1, 0, 1, 2, 3, 4}
APPEARS IN
RELATED QUESTIONS
Express the following sets in set- builder notation (form):
{3, 6, 9, 12, 15}
Express the following sets in set- builder notation (form):
`{1/3, 1/4, 1/5, 1/6, 1/7, 1/8}`
State, if the following pair of a set, is disjoint:
{x : x is a fan of cricket} and
{x : x is a fan of football}
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 = {letters of the word SUPERSTITION} and
B = {letters of the word JURISDICTION}.
State true or false of the following statement:
All examples of the empty set are equal.
State true or false of the following statement:
If two sets have the same cardinal number, they are equal sets.
If A = {5, 7, 8, 9}; then B = {5, 8} is a subset of A?
If P = {2, 3, 4, 5}; then A = {3, 4} is proper subset of P?
If M = {x : x ∈ N and x < 3}, then M has _____ proper subsets.
