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1. ### What is the sum from k=5 to infinity of ((k-1)!*k^3)/ ((k-5)!*4!*(2^k))?

Note that Σ(k = 5 to ∞) C(k-1, k-5) k^3/2^k...to ∞) (k-1)(k-2)(k-3)(k-4) * k^3 x^k {at x = 1/2} = (1/24) x^5 * Σ(k...%29+C%28k-1%2C+k-5%29+k^3%2F2^k I hope...

1 Answers · Science & Mathematics · 29/07/2014

2. ### Determine the value of k that will give the indicated solution.?

k is not c kx^2 - 2x + 1 = 0 k = a b^2 - 4ac = (-2)^2 - (4)(k)(1) = 4 - 4k 4-4k > 0...3 k^2 - 2k - 3 > 0 Set k^2 - 2k - 3 = 0 (k - 3)(k + 1) = 0 ==> k = 3 or k = -1 for k^2 - 2k - 3...

1 Answers · Science & Mathematics · 15/04/2010

3. ### The quadratic function Q is defined by Q(x) = kx2 − (k − 3) x + (k − 8), Determine the values of k for which Q (x) = 0 has no real roots?

(k - 3)² < 4k (k - 8) k² - 6k + 9 < 4k² - 32k 3k² - 26 k - 9...

4 Answers · Science & Mathematics · 05/10/2017

4. ### What is the composition of (potassium) orthoclase feldspar? a.k.a "K-Spar"?

K (periodic table symbol for potassium). the general formula (K,AL)Si3O8 where the relative amounts of K and Al can vary to produce different types of feldspar. K-...

2 Answers · Science & Mathematics · 14/12/2010

5. ### How do I factor 3x² 16x k?

You can't. You have to know what k is. That said, if you have other conditions which...like: (3x + m)(x + n) where m and n are integers, and: mn = k m + 3n = 16 ==> m = 16 - 3n k = n(16 - 3n) = 16n - 3n² So, pick...

2 Answers · Science & Mathematics · 01/08/2008

6. ### Convert 780 mK/s = K/s?

K actually equals Kilometers (Kelvins is a measure of... (which is not really a standard velocity unit) However in K/s (or kilometers per second)....is would be 0.780 K...

3 Answers · Cars & Transportation · 03/11/2010

7. ### Where can i watch K-on! without megavideo?

k-on episode 1: http://www.animeseason.com/k-on-episode-1/ http://www.gogoanime.com/k-on-episode-1 k-on season 2 episode1: http://www.animeseason.com/k-on-2nd-season-episode-1/# http://www.gogoanime.com/k-on-season-2-episode-1

3 Answers · Entertainment & Music · 11/07/2010

k - 1 - 12/(k - 1) = 1 Multiply both sides by k - 1 to get.. k(k - 1) - k + 1 - 12 = k - 1 k² - k - k - 11 = k - 1 k² - 2k - 11 = k - 1 Bring...

4 Answers · Science & Mathematics · 28/08/2011

9. ### K Blade Tour or K pro Tour?

Definitely the K Blade Tour, even though my instructor ...an ease for you to "wrist snap" on your serves. K Pro is also very head light but its ...

3 Answers · Sports · 07/12/2008

10. ### k^2 - 3K + 5 =0. Determine the...?

You could solve k^2 - 3k + 5 = 0 and plug the two solutions into the second expression... for k. You can, however, use the original equation to simplify the k^4 expression: k^4 - 6k^3 + 9k^2 - 7 k^2(k^2 - 6k + 9) - 7 k^2(k^2 - 3k - 3k...

4 Answers · Science & Mathematics · 26/11/2008