Sort by

- Relevance
- |Time

**Pf**using contradiction. Suppose z union y is not symmetric. ...1 Answers · Science & Mathematics · 10/11/2013

For your first question, yes, because 2 and 5 are numbers which cannot be factored any further without being divided by themselves or 1. For 50, it would be 5x5x2.

2 Answers · Science & Mathematics · 01/09/2010

**PF**of 25 = 5^2**PF**of 135 = 5*27 LCM = 5^2*7 therefore GCF is 5 and LCM = 175**PF**of 15 = 3*5**PF**of 40 =2^3*5 LCM = 2^3*3*5 Therefore...3 Answers · Science & Mathematics · 01/11/2012

**Pf**(3.5 - 2.575*48/sqrt(256) < μ < 3.5 - 2.575*48/sqrt(256)) = 1 - 0.01**Pf**(3.5 - 7.725 < μ < 3.5 + 7.725) = 0.99**Pf**...1 Answers · Science & Mathematics · 21/02/2013

Let tje s[eed

**pf**tje plane be x mph and the calm air and let the sped of the wind be y mph by the problem...5 Answers · Science & Mathematics · 02/03/2007

..., I shall attempt it from the first principles.

**PF**+**PF**' = 8 => √[x^2 + (y - √5)^2] + √[x^2 + (y + √5)^2] = 8 =>...1 Answers · Science & Mathematics · 20/05/2010

**pf**= 3gf 2pg = gg**pf**+2pg = 14 gf+2gg = 18 3gf+gg = 14 3gf+6gg = 54 -------------------------- 5gg = 40 gg...1 Answers · Science & Mathematics · 26/11/2011

...log of both sides of the equation, separate out (Vi), then exponentiate: (

**Pf**) (Vf)^x = (Pi) (Vi)^x log(**Pf**) + xlog(Vf) = log...2 Answers · Science & Mathematics · 26/10/2007

Slope

**PF**= (1 + 3) / (-5 +1) = 4/4 = 1 Slope ST = (2 + 2) / (-2 + 2) = 4/4 = 1...1 Answers · Science & Mathematics · 02/01/2013

Use induction for both.

**Pf**bounded above by 2/3: Base: (n=1) 2^1...by induction hypothesis QED**Pf**bounded below by -2/3: Base: (n=1) 2/5...1 Answers · Science & Mathematics · 23/05/2008