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genys genys
  • 02-07-2016
  • Mathematics
Answered

Two geometric means are inserted between 5 and 135 so the four numbers form a geometric sequence. What are these two numbers? Hint: an = a1(r)n − 1, where a1 is the first term and r is the common ratio.

Verified Answer :

Jisallyouget
Jisallyouget Jisallyouget
  • 02-07-2016

the two numbers are 15 and 45.
5,15,45,135.
all the numbers are time by 3 to get to the next number

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