Ex 1.2, 4 (i) - Chapter 1 Class 11 Sets
Last updated at Dec. 13, 2024 by Teachoo
Last updated at Dec. 13, 2024 by Teachoo
Ex 1.2, 4 In the following, state whether A = B or not: (i) A = {a, b, c, d}; B = {d, c, b, a} Element of Set A = a, b, c, d Element of Set B = a, b, c, d Each element of A is the same as each element of B, ∴ A = B Ex 1.2, 4 In the following, state whether A = B or not: (iv) A = {x: x is a multiple of 10}; B = {10, 15, 20, 25, 30 ...} B = {10, 15, 20, 25, 30 …} A = {x: x is a multiple of 10} Multiple of 10 are 10 x (1,2,3,4,…) = 10, 20, 30, 40, 50… A = {10, 20, 30, 40, 50,…} Element of Set A = 10, 20, 30, 40,… Element of Set B = 10, 15 , 20, 25, … Here, 15 is in set B but not in set A i.e. 15 ∈ B but 15 ∉ A. ∴ A ≠ B
Ex 1.2
Ex 1.2, 1 (ii)
Ex 1.2, 1 (iii)
Ex 1.2, 1 (iv)
Ex 1.2, 2 (i)
Ex 1.2, 2 (ii)
Ex 1.2, 2 (iii) Important
Ex 1.2, 2 (iv) Important
Ex 1.2, 2 (v)
Ex 1.2, 3 (i)
Ex 1.2, 3 (ii)
Ex 1.2, 3 (iii)
Ex 1.2, 3 (iv) Important
Ex 1.2, 3 (v) Important
Ex 1.2, 4 (i) You are here
Ex 1.2, 4 (ii)
Ex 1.2, 4 (iii) Important
Ex 1.2, 4 (iv) Important
Ex 1.2, 5 (i)
Ex 1.2, 5 (ii)
Ex 1.2, 6 Important
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