Radioactive decay

  1. [SOLVED] Radioactive decay

    Hi guys, this is just a basic maths incompetency. I hope someone can guide me forwards! (Slack biology student, delving into physics)




    I can do (a) with no problems, and thus I can probably do the latter half of (b) and (c) without issue. My stumbling point is in actually rearranging the above equation to isolate the term I want. I have this:
    [​IMG]

    - but I don't know how to get 't' where I want it! I've been googling how to manipulate powers properly, but no joy. What can I say... no maths since I was 16! :-)

    Cheers all.

    Tim
     
  2. jcsd
  3. Kurdt

    Kurdt 4,941
    Staff Emeritus
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  4. Kurdt

    Kurdt 4,941
    Staff Emeritus
    Science Advisor
    Gold Member

    Nice video. Yes you are correct.
     
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