Recent content by jackcr

  1. J

    Question on how stars are located

    Thanks, you've cleared up quite a few things there.
  2. J

    Question on how stars are located

    Wow, so if it was not impossible, we could theoretically need a whole new set of laws of physics. Thats crazy. So even information cannot escape? What would you define as information?
  3. J

    Question on how stars are located

    I heard that at the bottom of the black hole there is only light, what would the light look like? Would it just be like light say from a bulb?
  4. J

    Question on how stars are located

    Jesus, ofcourse its cause the light can't even escape. So it can't reach us. Duh
  5. J

    Question on how stars are located

    Oh and why can't we see the things trapped inside a black hole?
  6. J

    Question on how stars are located

    Just a thought - does the universe have the equal of a refractive index so to speak, to measure where stars are, due to gravity curving spacetime. thanks
  7. J

    Geometric series - positive and negative ratio

    Oh, nevermind its because I have rooted the 1/16 meaning it could have been + or - 1/4 to start with. Haha
  8. J

    Geometric series - positive and negative ratio

    Hello, Second term of a geometric series is 48 and the fourth term is 3... Show that one possible value for the common ratio, r, of the series is -1/4 and state the other value. ar=48, ar^3= 3... so ar^3/ar=3/48 which simplifies to r^2 = 1/16, therefore r = 1/4 Can anyone explain where...
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