WebIf A , B and C are any three sets , then A – (B∪C) is equal toa) (A – B)∩Cb) (A – B)∪ (A – C)c) (A + B)∩Cd) (A – B)∩ (A – C)Correct answer is option 'D'. Can you explain this … Web23 dec. 2024 · For any three sets A, B and C: If A ⊆ B, B ⊆ C then A ⊆ C If A ⊆ B, then A ∪ B = B Calculation: Figure given below shows A ⊂ B, B ⊂ C: From the above figure it is …

If A B and C are any three sets then A−B∪C is equal to - Self Study …

Web13 okt. 2024 · Let A, B and C be three sets. If A ∈ B and B ⊂ C, is it true that A ⊂ C? If not, give an example. This question is from my textbook. And the answer is: No. Let A = { 1 }, … WebIf A, B and C are three sets and U is the universal set such that n (U) = 700, n (A) = 200 , n (B) = 300 and n (A ∩ B) = 100, then what is the value of (A' ∩ B′) ? (a) 100 (b) 200 (c) … cvs on mount vernon

Misc 2 (i) - Chapter 1 Class 11 Sets (Term 1) - teachoo

WebIf A, B and C are any three finite sets then Number of elements in exactly two of the sets A, B, C = n (A ∩ B) + n (B ∩ C) + n (C ∩ A) – 3n (A ∩ B ∩ C) 8. If U be the universal set and A and B are any two finite sets then n (A' ∩ B') = n ( (A ∪ B)') = n (U) - n (A ∪ B) 9. Web20 jul. 2024 · Best answer Given: A, B and C three sets are given. Need to prove: A × (B ∩ C) = (A × B) ∩ (A × C) Let us consider, (x, y)∈A × (B ∩ C) ⇒ x∈A and y∈ (B ∩ C) ⇒ x∈A … WebAnswer (1 of 4): Not true. If x is an element of A and B but not of C, then it is in B∪C and hence NOT in A-(B∪C), but it is in A-C and hence also in (A-B) ∪ (A-C). What is true is … cheapest women clothing online