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प्रश्न
Write the following sets in roster (Tabular) form :
A4 = {x : x is a two digit number and sum of digits of x is 7}
उत्तर
A4 = {x : x is a two digit number and sum of digits of x is 7}
∵ x is a two digit number and sum of digits of x is 7
∴ x = 16, 25, 34, 43, 52, 61, 70
∴ Given set in roster (Tabular) form is
A4 = {16, 25, 34, 43, 52, 61, 70}
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संबंधित प्रश्न
Write the following sets in set-builder (Rule Method) form:
B1 = {6, 9, 12, 15 ....}
Write the following sets in set-builder (Rule Method) form :
B4 = {8, 27, 64, 125, 216}
Write the following sets in set-builder (Rule Method) form :
B5 = {-5, -4, -3, -2, -1}
Write the following sets in Roster form:
A = {x : x = y + 3, y ∈N and y > 3}
Write the following sets in Roster form:
B = {p : p ∈ W and p2 < 20}
List the elements of the following sets:
{x : x2 – 2x – 3 = 0}
Represent the following set in Roster form
A = The set of all even natural numbers less than 20
Represent the following set in Roster form
C = {x : x is perfect cube, 27 < x < 216}
Represent the following set in set builder form
B = The set of all Cricket players in India who scored double centuries in One Day Internationals.
Represent the following set in descriptive form
S = {x : x is a consonant in English alphabets}
