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1. ### How do you solve this for r ....?

✰Answerr = (-3y - 2k)/(a - 1) ✐Derivation✐ 2k + ar = r - 3y Try different... is the better way to solve for r . ar = r - 3y - 2k ar - r = -3y - 2k Factor the left side. r (a - 1) = -3y - 2k r = (-3y - 2k)/(a...

3 Answers · Science & Mathematics · 27/07/2012

2. ### Show that SL(2, R ) ◅ GL(2, R )?

GL(n, R ) is the group of nxn invertible matrices under matrix multiplication, and... with determinant 1. Now first we have to show that SL(2, R ) is a subgroup of GL(2, R ). Clearly the identity element...

1 Answers · Science & Mathematics · 06/04/2012

3. ### DVD- R or DVD+ R ?

I use DVD+ R but it depends on your DVD burner. Most older...1) The DVD- R (pronounced "DVD dash R ") and -RW media formats are officially approved...

5 Answers · Consumer Electronics · 26/12/2006

4. ### Simplify ( r ^2-36)/(( r +6)^2 ) by removing factors of 1…?

( r ^(2)-36)/(( r +6)^(2)) The binomial can be factored using the difference...difference of squares formula is a^(2)-b^(2)=(a-b)(a+b). (( r -6)( r +6))/(( r +6)^(2)) Reduce the expression by canceling out...

5 Answers · Science & Mathematics · 06/03/2010

5. ### Determining the value of r ?

No.2 (-2,1),( r ,4), m=3/5 Slope =m = rise/run 3/5=(4-1)/( r -(-2)) 3/5=3/( r +2) 3( r +2)=3(5) 3r+6=15 3r=9 r =3 N0.3 (-1,3),(-3, r ), m= -3 -3=( r -3)/(-3-(-1)) -3=( r -3)/-2 (-3)(-2...

1 Answers · Education & Reference · 13/01/2009

6. ### The relation R on R (all real #s) given by x R y iff x - y element of Q?

Let R be a relation on R (all reals) given by x R y iff x.... To show R is an equivalence relation, then we must show that R is reflexive, symmetric, and transitive. Reflexive: We must show...

1 Answers · Science & Mathematics · 22/03/2014

7. ### need help r -2x = 14 for s?

r - 2s = 14 Solve for s: Subtract r off both sides: -2s = 14 - r Multiply both sides by -1 to avoid trouble later: 2s = r - 14 Divide by 2: s = ( r - 14)/2

5 Answers · Science & Mathematics · 21/09/2012

8. ### Japanese R sound?

The Japanese ' r ' is a mix of what is called an alveolar flap and an alveolar...a trill). The alveolar flap is the same as a Spanish ' r ' in the middle of a word. Imagine the Croatian ' r ', but...

3 Answers · Society & Culture · 25/06/2015

9. ### Determine the r -values?

r ^2h)/(2πrh+2π r ^2)<1/3 (π r ^2)/(2π r +2π r ^2)<1/3 (π r ^2)/2π r (1+ r )<1/3 r /2(1+ r )<1/3 r <...

2 Answers · Science & Mathematics · 24/08/2012

10. ### Express (7r+10)/ r ( r +1)( r +2) in partial fractions?

(7 r + 10)/ r ( r + 1)( r + 2) = A/ r + B/( r + 1) + C/( r + 2) A( r + 1...( r + 1) = 7r + 10 r = 0 --> 2A = 10 --> A = 5 r = -1 --> -B = 3 --> B = -3 r = -2 --> 2C = -4...

1 Answers · Science & Mathematics · 03/01/2013