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**9**repeating =**1**, yes. Since**1**/3 = .3 repeating, then 3/3 = .**9**repeating. But 3/3 =**1**. Therefore, .**9**repeating =**1**. -**John**6 Answers · Science & Mathematics · 24/06/2008

Hi

**John**Here is what you can**do**. Step**1**: When the expressions inside the..., you add the power (b^(**1**/5+**9**/10))^10 (b^11/10)^10 Step 2: ...2 Answers · Science & Mathematics · 21/06/2011

(

**1**/8)*100% = (100/8)% = 12.5% n²+8n+**9****9**sided polygon,**9***2.3 = 20.7 ,.,.,,3 Answers · Science & Mathematics · 07/04/2009

3^(3x) =

**9**^(2x -**1**). 3^(3x) = 3^(2(2x -**1**)) 3x = 2(2x -**1**) 3x = 4x - 2 x = 2. -**John**4 Answers · Science & Mathematics · 25/06/2008

In ascending order, we have... -2/3, -

**1**/**9**,**1**/8, 4/7, and 5/8. -**John**11 Answers · Science & Mathematics · 23/04/2008

Together they

**did****1**/4 of the work each day. Alone**John****did****1**/**9**of the work each day. So Sam's contribution is (**1**/4) - (**1**...3 Answers · Science & Mathematics · 24/12/2007

sally = 2/

**9****John**=**1**/3 Or 3/**9**Jeff =**1**- ( 2/**9**+3/**9**) = 4/**9**Sally 2/**9**...2 Answers · Science & Mathematics · 19/04/2013

...job) and you get 6/r + 6/(r+

**9**) =**1**. Clear out the ...both sides my r(r+**9**), so 6(r+**9**) + 6r = r^2 + 9r...6 is extraneous, so r =**9**.**John****does**it in**9**hours, ...2 Answers · Science & Mathematics · 28/02/2013

..., and Peter in 4 hrs. =>

**John**can**do****1**/5 of the work in**1**hour and Peter can**do**...hour (=60 minutes)**1**/5 +**1**/4 = (4+5)/20 =**9**/20 =>**9**/20 of the job in 60 minutes...5 Answers · Science & Mathematics · 17/04/2007

sqr (

**1**+ (**9**/4) * x) = (**1**+ (**9**/4) * x)^(**1**/2) integral of u^(n) =**1**/ (u ' * (n +**1**)) * u...n =**1**/2 n +**1**=**1**/2 +**1**=**1**/2 + 2/2 = 3/2 <=> integral =**1**/ ((**9**/4) * (3/2)) * ((**9**/4) * x +**1**)^(3/2) + constant <=> integral =**1**...1 Answers · Science & Mathematics · 06/04/2009

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