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1. ### U value and R value?

Easy one first ... U value is a measure of the system thermal performance whereas R is a...explanation ... http://www.doityourself.com/stry/uvalue . Overall the lower U value is better. The answer to your question on value...

1 Answers · Home & Garden · 26/09/2007

2. ### Buying a Wii U and PS4?

...line. Beside great games, the Wii U will offer you little to no interference with your ... Smash Bros. for Wii U and 3DS Cloudberry Kingdom ...

6 Answers · Consumer Electronics · 19/09/2014

3. ### Average mark to get in high school to get into U of T?

U of T doesn't look at extra-curricular activities - nor do any ... in Bio, Chem, etc). Most people who apply to U of T Science have high grades, anywhere from the mid-80s to the...

3 Answers · Education & Reference · 13/07/2011

4. ### stuck on show that u= x/(x^2+y^2) is harmonic?

u_x = [1(x^2 + y^2) - x * 2x]/(x^2 + y^2)^2 = (y^2 - x^2) / (x^2 + y^2)^2 u_xx = [(-2x)(x^2 + y^2)^2 - (y^2 - x^2) * 2(x^2 + y^2)2x]/(x^2 + y^2)^4...

1 Answers · Science & Mathematics · 01/11/2011

5. ### 20 week u/s do they check for gender anyway?

I had my u/s at 17 weeks and also didn't want to know. I could have ...even being able to tell anyways! But, I saw the u/s report my midwife had just a few days ago and it said...

11 Answers · Pregnancy & Parenting · 12/02/2009

6. ### Is the wii u worth it?

I'm getting a Wii U because of the Zelda Wind Waker... Lost World, Wii U Party (\$50 and comes with the game, ...

7 Answers · Consumer Electronics · 08/09/2013

7. ### Can Ants Ruin my Wii U?

...help but that's not how you solve that problem. taping up your wii U will cause it to over heat due to lack of cool air from the internal fan. Your...

2 Answers · Consumer Electronics · 24/07/2013

8. ### The substitution u=5x+8 transforms the "x"-integral...?

first, let: u = 5x + 8 du = 5 dx (1/5) du = dx go ahead and make the first substitution, to get: ∫ (1/5) (15x + 4) / √(u) dx now, to get rid of the numerator, just take what u is equal to and solve for x 5x + 8 = u 5x + 8 - 8 = u - 8 5x = u - 8...

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

9. ### U.S or the U.K in a war?

The U.S. Navy and the Royal Navy shot cruise missiles...

7 Answers · Politics & Government · 16/12/2011

10. ### Let u = (u1,u2,u3) ∈ R3 and let α, β, γ denote the angles between u and the coordinate axes. Show that cos2 α?

a) ||u||=sqrt(u1^2+u2^2+u3^2) sqrt: square root a.b=||a||.||b||.cos(teta) (1) a and b are vectors .:dot product x=(1,0,0) y=(0,1,0) z=(0,0,1) x.u=(u1,u2,u3).(1,0,0)=u1 using (1) we would have: cos(xou)=u1/[||u||.||x||] =u1...

1 Answers · Science & Mathematics · 23/09/2013