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  1. B

    How to find volume under the curve?

    The area bounded by the curves y=x^2 and y=(X+2)^2 and the x-axis is rotated about the x-axis. Find the volume of solid of revolution formed?
  2. B

    Differentiate 9x-8/ 2(sqrt(3x-4))

    Please help?
  3. B

    Having panic attacks due to chemistry Prac

    This term we are doing a titration for Chemistry which is worth 20% of our mark. Honestly speaking I suck at any Practical stuff. I am terrible at delicate things like handling a burette, reading the meniscus etc. Ever since we have started doing this Prac and making solutions etc. I seem to...
  4. B

    Change in concentration question

    If you add 200 mL of 0.05M NaOH solution to 500 mL of 0.05M NaOH solution. Will the concentration change and by how much?
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