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Let, set M = {a, e, i} is given then,
(a) Write all possible subsets that can be formed from set M. [2A]
(b) Distinguish the proper and improper subsets from these subsets. [1U]
Let, set A = {1, 2} is given then,
(a) Write all possible subsets that can be formed from set A. [2A]
(b) Distinguish the proper and improper subsets from these subsets. [1U]
Let, set D = {a, b} is given then,
(a) Write all possible subsets that can be formed from set D. [2A]
(b) Distinguish the proper and improper subsets from these subsets. [1U]
Nigam and Sugam are forming two sets. Universal set U = {prime numbers less than 12}, A = {2, 3, 5, 7} and B = {prime numbers between 1 and 8}.
(a) List the elements of set U. [1K]
(b) What is the relation between set U and set A? [1U]
(c) Can set A and set B become equal? Give reason. [1HA]
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Seema and Reema are comparing letters in words. Set X = {letters in the word ‘dog’} and set Y = {letters in the word ‘god’}.
(a) Are sets X and Y equal or equivalent? [1U]
(b) If set Z = {letters in ‘good’} is it equal to set X? [1A]
(c) If a new set A is formed by taking every elements of X, Y and Z then what will be the relation between set A and sets X, Y and Z? [1HA]
Niharika and Suharika are forming two sets. Universal set U = {prime numbers less than 9}, A = {2, 3, 5} and B = {odd numbers between 2 and 8}.
(a) List the elements of set U. [1K]
(b) What is the relation between set A and set U? [1U]
(c) Can set A and set B become equivalent? Give reason. [1HA]
Isha and Nisha are comparing letters in words. Set X = {letters in the word ‘cat’} and set Y = {letters in the word ‘rat’}.
(a) Are sets X and Y equal or equivalent? [1U]
(b) If set Z = {letters in ‘bata’} is it equivalent to set X? [1A]
(c) If a new set A is formed by taking every element of X, Y and Z then what will be the relation between set A and sets X, Y and Z? [1HA]
Shanti and Kanti are playing with a set of numbers A and B where A = {odd numbers less than 9} and B = {prime numbers less than 10}.
(a) List the elements of set A. [1K]
(b) Write the set B in set builder form. [1U]
(c) Are sets A and B equivalent or equal? [1A]
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Sapana and Bipana are discussing sets A = {a, e, i, o, u} and B = {a, c, e, i, m}.
(a) Are the sets A and B equal or equivalent? [1K]
(b) Which elements in sets A and B are same? [1U]
(c) If C = {letters of the word ‘mosaic’} then, is it a subset of set A? Give reason. [1A]
(d) What adjustment should be made to set C to make it the subset of set B? [1HA]
Ravi and Chhabi are playing with a set of numbers A and B where A = {even numbers less than 10} and B = {multiple of 2 less than 10}.
(a) List the elements of set A. [1K]
(b) Write the set B in set builder form. [1U]
(c) Are sets A and B equal or equivalent? [1A]
