Recent content by rush

  1. R

    Finding First Term in Geometric Progression with Given Terms?

    It turns out the answer is -4 There must be a formula to work this out without using logarithmation
  2. R

    Finding First Term in Geometric Progression with Given Terms?

    Sorry, perhaps that wasn't a good example, in general how do i find the 1st term (say a) in a geometric progression if i know 2 other other terms (say b and c)
  3. R

    Finding First Term in Geometric Progression with Given Terms?

    Hi there, Can anybody help please. How can i find the first term in a geometric progression if i know that the 4th term = 256 and the 8th term = 65536?
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