Recent content by RJC

  1. R

    Liquid Sodium: Room Temp & High Pressure

    Liquid sodium can exist at room temperature at EXTREMELY high pressures. Why?
  2. R

    What exactly is Abstract Algebra?

    Linear Algebra is just basic college algebra, right?
  3. R

    What exactly is Abstract Algebra?

    i haven't had about half of those, so i guess i won't be taking it!
  4. R

    What exactly is Abstract Algebra?

    I'm 17 and my high school has no other math courses to offer me. At a local college there is a course called "Modern Algebra" and I was wondering if it was the same thing as abstract algebra. I asked my math teacher about it, and he said it was the hardest math class he took; he used to call...
  5. R

    Basic Derivative: ln[(sin(x)^3)^3] - Is it Correct?

    so 9cot(x) would be a better answer?
  6. R

    Basic Derivative: ln[(sin(x)^3)^3] - Is it Correct?

    soo.. which answer is correct? the whole sin'x is cubed, not just the x value within the sine..
  7. R

    Basic Derivative: ln[(sin(x)^3)^3] - Is it Correct?

    Alright, here is the equation: ln [(sin(x)^3)^3] And here is my answer with some steps, please tell me if I'm wrong.. 9 ln(sin'x) 9 (cos'x)/(sin'x) Derivative= 9tan(x)^-1 is that correct?
  8. R

    Naming Plasma Changes: Solid, Liquid, Gas?

    Most of us know that when a liquid goes to a gas its called evaporation. We also know of deposition, sublimation, condensation, etc., but what are the names of the changes dealing with plasma? If plasma were change into a liquid, it is called? A solid? A gas? Are these even possible...
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