Tuesday

January 17, 2017
Total # Posts: 7

**Algebra**

Why? x-3 is the length of ONE side. To calculate the perimeter of a square, the 4 identical sides are added. But maybe I'm wrong, I dunno....why do you want to square it?

*June 12, 2010*

**Algebra**

30. If we factorise x^2 - 6x + 9, we get (x-3)^2. So the perimeter is 4(x-3) = 4x -12 I'll need to figure out the others yet in a minute.

*June 12, 2010*

**Geography**

Do you know an example where secondary effects of lithospheric hazards are more serious than the hazard itself?

*June 12, 2010*

**Math**

Maybe 450 / 1800, as one has to change everything to metres (or km) ? The answer should be 0.25...

*June 12, 2010*

**Math**

11/12...

*June 12, 2010*

**PHYSICAL CHEMISTRY**

This equation was derived from the combined law and Avogadro's law, so if one combines these two, we get: pv/T = C (C is a constant which is directly proportional to the nr of moles of gas) And the proportionality factor so happened to be R, a constant (8.314472 J·K...

*June 11, 2010*

**critical thinking**

-Are the arguments either deductively strong, or are they invalid or weak? The first argument is inductively strong. The author's contention is true: if we agree that America overreacted to 9/11, then it probable that, unfortunately, we did help the terrorists succeed in ...

*March 20, 2008*

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