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1. ### If the letters of the word ALGEBRA are randomly arranged in a sequence (of 7 letters), what is the probability?

... together. Suppose the two A's constitute one single letter Ā. Then, along with 5 other letters, there are now 1 + 5 = 6...

1 Answers · Science & Mathematics · 27/02/2010

2. ### Use Gauss's Law to calculate the net charge enclosed by a cube.?

...'s Law states q = ∮ Ē ⋅ dĀ where Ā is the area vector which is normal to the surface, and the closed...

1 Answers · Science & Mathematics · 23/02/2010

3. ### help with complex numbers please!!!?

The square root of 25 is +5 and -5. +5 squared is +25. Squaring a negative gives a positive, so -5 squared is also +25. The square root of -1 is an imaginary number, referred to as i. So the square root of -25...

1 Answers · Science & Mathematics · 21/11/2009

4. ### Can anyone make a truth table for this please, Z = Ā.B + C.D ?

Well, you lay out your table with columns Z, A, B, C, and D, and you start off with the values of ABCD as 0001, then 0010, then 0011, etc ... all the way up to 1111. The table will have ... what, 16 rows? This...

1 Answers · Science & Mathematics · 30/09/2012

5. ### help with math symbols on microsoft word?

...want to use it. Here are some of the symbols i got ā ē.

1 Answers · Science & Mathematics · 13/03/2010

6. ### Probability of independent events?

Since P(Ā) = 0.1, P(A) = 0.9. P(A ∩ B) = P(...

3 Answers · Science & Mathematics · 14/05/2009

7. ### How to work out this probability proof?

...forum! If you'll excuse me, I'm going to write Ā as ~A, because I don't have an equivalent character for ~B and...

2 Answers · Science & Mathematics · 25/04/2012

8. ### How to do this probability proof?

its a probability therom dear... check book of ug course maths book with prob.it will definetly contain this therom... its statement is "probabillity of the event when prob of A odd to B is divide by prob of A odd to B odd...."

1 Answers · Science & Mathematics · 25/04/2012

9. ### Can anyone help with this probability proof?

Check the wording please. Odds in favour and odds against these two are common. What is odds on?

1 Answers · Science & Mathematics · 25/04/2012

10. ### How do you work out the following Probability proof?

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

1 Answers · Science & Mathematics · 29/04/2009