(i) If P = {m, n} and Q = {n, m}, then P × Q = {(m, n),(n, m)}. (ii) If A and B are non-empty sets, then A × B is a non-empty set of ordered pairs (x, y) such ...
Home==>NCERT 11th Maths==>Page 32
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Asked: June 12, 2020In: NCERT 11th Maths
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Asked: June 12, 2020In: NCERT 11th Maths
(i) the number of people who read at least one of the newspapers. (ii) the number of people who read exactly one newspaper.
(i) A ∪ ( A ∩ B) = A (ii) A ∩ (A ∪ B) = A.
eduhilfe
Asked: June 11, 2020In: NCERT 11th Maths
(i) A ⊂ B (ii) A – B = φ (iii) A ∪ B = B (iv) A ∩ B = A
eduhilfe
Asked: June 11, 2020In: NCERT 11th Maths
(i) If x ∈ A and A ∈B, then x ∈B (ii) If A ⊂ B and B ∈ C , then A ∈ C (iii) If A ⊂ B and B ⊂ C, then A ⊂ C (iv) If A ⊄ B ...
eduhilfe
Asked: June 11, 2020In: NCERT 11th Maths
A = {x : x ∈R and x satisfy –8x + 12 = 0}, B={2, 4, 6}, ...