Advertisements
Advertisements
Question
Find the cardinal number of the following sets:
A1 = {-2, -1, 1, 3, 5}
Solution
A1 = {-2, -1, 1, 3, 5}
Cardinal number of set A1 = 5
APPEARS IN
RELATED QUESTIONS
Is {1, 2, 4, 16, 64} = {x : x is a factor of 32}? Give reason.
Write the set of odd factors of 72.
Is {x : x2 – 7x + 12 = 0} = {3, 4} ?
Find the cardinal number of the following sets:
A4 = {b : b ∈ Z and -7 < 3b -1 ≤ 2}
If P = {P : P is a letter in the word “PERMANENT”}. Find n (P).
State the following statement is true or false:
The set of even natural numbers less than 21 and the set of odd natural numbers less than 21 are equivalent sets.
State the following statement is true or false:
If E = {factors of 16} and F = {factors of 20}, then E = F.
State the following statement is true or false:
If A = {x : x is an even prime number}, then set A is empty.
State the following statement is true or false:
The set of squares of integers and the set of whole numbers are equal sets.
State the following statement is true or false:
If set P = set M, then n(P) = n(M).
