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  1. Prove or disprove: If Ā⊆B then A∪B=U.?

    Hi If Ā ⊆ B, then everything that is not in A is in B...either in or not in A, everything is in A ∪ B so long as Ā ⊆ B. To say that everything is in A ∪ B is...

    1 Answers · Science & Mathematics · 07/04/2010

  2. if Ā = ∩ F then show that A ⊆ Ā and Ā is the smallest closed set that contains A?

    ... one on the question above is correct. A ⊆ Ā if for an arbitrary element a of A, a is also...show 2 sets are equal you need B ⊂ Ā and Ā ⊂ B. The first ...

    3 Answers · Science & Mathematics · 09/06/2012

  3. Does Ā denote a long A only in Japanese rōmaji?

    ...like in the word "maa" or the name Maaya. in English, the Ā (the line is called a macron) stands for long A too, but...

    2 Answers · Society & Culture · 03/03/2013

  4. In probability how do prove that P(A|B) / 1-P(A |B) = P(B|A)P(A) / P(B |Ā )P(Ā) ?

    ...total probability: P(B) = P(B∩A) + P(B∩Ā) Since P(A|B) = P(A∩B)/(P...

    1 Answers · Science & Mathematics · 02/05/2009

  5. If A ⊆ B, is Ā ⊆ B (also with bar on top, dont know how to type it)?

    ... that A = ∅ (∅ is the empty set) and B = {1}. Then Ā = {Everything in the universe} and B(bar) = {everything is the universe...

    1 Answers · Science & Mathematics · 26/10/2010

  6. ā on myspace?

    you can get it out of the character map and put it in like normal english. like this ā. its in start/programs/accessories/system tools/ character map.

    1 Answers · Computers & Internet · 28/11/2008

  7. what does ĀЯглζ№⅜Й mean?

    not a word.

    5 Answers · Education & Reference · 10/11/2007

  8. How to pronounce letters with macrons (ē,ā,ī)?

    ē - hey, weigh ā - father, bother ī - green, chlorine,

    1 Answers · Society & Culture · 04/05/2015

  9. help electronics logic gates?

    Ā.B.C --> NOT-->(A'BC)'-->Q...

    1 Answers · Science & Mathematics · 10/08/2013

  10. A vector Ā is along positive z-axis and its vector product with another vector (arrowhead)B is zero then (ar?

    Question is unclear. You will need to draw it on an Argard diagram.

    1 Answers · Science & Mathematics · 11/08/2012

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