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

✰Answer✰ r = (-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. ### 200,000=R*[1-(1+0.025)^(-40)]/0.025) Solve for R?

200,000 = r * [1 - (1 + 0.025)^(-40) ] / 0.025 First... into fractions: 200,000 = r * [1 - (1 + 1/40)^(-40) ] / (1/40) Division... if you don't do the same): r ≈ 5000 / 0.6275694 r ≈ 7967.24663 (rounded...

2 Answers · Science & Mathematics · 07/07/2016

3. ### r=sin4theta with rectangular coordinates?

... consists of: r = radius measure(magnitude) theta = angle measure(... ( a , ib) is now ( r*cos(theta) , r*sin(theta) Finally: your answer...

2 Answers · Science & Mathematics · 31/05/2008

4. ### I=E/(R+r) solve for R?

I=E/(R+r) multiply both sides of the equations by (R+r): I... subtract r from both sides of the equation: R=(E/I) - r *Note: lol wise guy..you were still right in your first...

2 Answers · Science & Mathematics · 20/02/2008

5. ### Solve for r.................?

Complete the square r^2 + 3r = 2 (r + 3/2)^2 - 9/4 = 2 (r + 3/2)^2 = 2 + 9/4 (r + 3/2)^2 = 17/4 r + 3/2 = +/- Sqrt 17/4 r = - 3/2 +/- Sqrt 17/4 If you need to go further r = - 3/2 + 2.0615 = 0.5615 r = - 3/2 - 2.0615 = - 3.5615

1 Answers · Science & Mathematics · 16/08/2010

6. ### 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 · 07/04/2012

7. ### Let X=(Xn) be a sequence in R^p and let r be given by...?

r < 1: By definition of lim sup, for...some N such that for all m > N, we have r+ε > |Xm|^{1/m} Choose ε small... is compact: i.e., we can write a vector x in R^p as |x|ω, where ω is a point in S...

1 Answers · Science & Mathematics · 02/11/2008

8. ### Are these functions a bijection from R to R?

R to R means that the function accepts any real number as...that is a real number. A function f is a bijection from R to R if and only if f meets *both* of the following ...

1 Answers · Science & Mathematics · 04/04/2013

9. ### 0.2 + r = 0.2r − 0.06 + 0.3r?

0.2 + r = 0.2r − 0.06 + 0.3r Fist, let's simplify the right side side: r + 0.2 = 0.5r − 0.06 Next, isolate r and simplify. (r + 0.2) - 0.5r - 0.2...

12 Answers · Science & Mathematics · 16/10/2007

10. ### 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