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1. ### How does gender affect learning ability among Pre-K boys and girls?

...agree with the posters above. In Pre-K programs, it is developmentally inappropriate to... families chose to repeat Pre-K and go straight into First Grade. Good...

14 Answers · Education & Reference · 19/04/2007

2. ### help me with my math homework k+5 / 7 = 5/3 ?

k+5 .... 5 ----- = ---- 7 ........ 3 3(k+5) = 5*7 3k+15=35 3k=20 k=20/3

6 Answers · Science & Mathematics · 11/10/2008

3. ### Find the generating function (in closed form) for the sequence ak, k ≥ 0, deﬁned by?

Let g(x) = Σ(k = 0 to ∞) a(k) x^k. Then, g(x) - a(0) - a(1) x - a(2) x^2 = Σ...k) x^k = Σ(k = 3 to ∞) [3a(k-1) - 3a(k-2) + a(k-3)] x^k = Σ(k = 3 to ∞) 3 a(k-1) x^k - Σ(k = 3 to ∞) 3 a(k-2) x^k + Σ(k...

1 Answers · Science & Mathematics · 07/03/2012

4. ### Find k if the following system of equations has no solution 3x+2y=6 and kx+(k-1)y=9?

kx + (k - 1)y = 9 (k - 1)y = -kx + 9 y = (-k / k-1)x + 9/(k - 1) 3x + 2y = 6 2y = -3x + 6 y = (-3/2)x + 3 If there...intercept form, you just set the slopes equal. (-k / k-1) = -3/2 (-k)(2) = (-3)(k -1) -2k = -3k + 3 k = 3

5 Answers · Science & Mathematics · 25/10/2007

5. ### Assume that lim(from k-->∞) of x_k = x in Rⁿ. Prove the limit is unique?

a) {x(k)} is a Cauchy sequence if for any ε > 0, there exists a...n)| < ε for all m, n > N. b) Suppose that lim(k→∞) x(k) has two values L and L'. So...

1 Answers · Science & Mathematics · 04/12/2013

6. ### Does vitamin K cream work for spider veins? Anybody use it with results?

Vitamin K has been used for years as a blood clotter, actually since...

1 Answers · Health · 04/08/2006

7. ### A firm’s production function is given by:Q=2 L^1/2 K^1/2?

Q = 2 • √L • √K MPL = ∂Q/∂L = √K / √L...constant returns to scale: z>1 zQ(L;K) > Q(zL;zK) ⇒ decreasing...

1 Answers · Social Science · 22/06/2009

8. ### why does the letter K denote a strike out in a baseball box score?

The use of "K" for a strikeout was invented by Henry Chadwick... to coin "sacrifice" so Chadwick decided to use "K", with "K" being the last letter in "struck...

3 Answers · Sports · 29/05/2010

9. ### for what values of k is |(k-2)v| < |4v|, (v is not=0)?

OK, here you go sweetheart :) |(k - 2)v| < |4v| We need to consider TWO cases...k < 6 OR : (k - 2)v > - 4v kv - 2v > - 4v kv > - 2v k > - 2 Case 2 : (v < 0) (k - 2)v < 4v kv...

2 Answers · Education & Reference · 07/02/2018

10. ### Anybody could help me make sense of a general equation for (x+h)^k?

... term, so that each term has a constant. (x + h)^k = (a0) x^k + (a1) x^(k-1) h + (a2) x^(k-2) h^2 + . . . + (an...can be calculated as follows: a₀ = (k C 0) = k! / (0! k!) a₁ = (k C 1) = k...

6 Answers · Science & Mathematics · 10/09/2011