Asked by Mota
find k, given that the following are consecutive term of a geometric sequence.
k,k+8,9k
thank u
k,k+8,9k
thank u
Answers
Answered by
Reiny
For a GS
(k+8)/k = 9k/(k+8)
cross-multiply and arrange as a quadratic.
You should get two different values for k.
(k+8)/k = 9k/(k+8)
cross-multiply and arrange as a quadratic.
You should get two different values for k.
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