SOLUTION: IF 3(5/9) AND 40(1/2) ARE THE FIRST AND THE LAST TERMS RESPECTIVELY, OF A GEOMETRIC SEQUENCE, DETERMINE THE VALUE(S) OF THE FIFTH TERM IF THERE ARE SEVEN TERMS IN A SEQUENCE
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-> SOLUTION: IF 3(5/9) AND 40(1/2) ARE THE FIRST AND THE LAST TERMS RESPECTIVELY, OF A GEOMETRIC SEQUENCE, DETERMINE THE VALUE(S) OF THE FIFTH TERM IF THERE ARE SEVEN TERMS IN A SEQUENCE
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Question 945179: IF 3(5/9) AND 40(1/2) ARE THE FIRST AND THE LAST TERMS RESPECTIVELY, OF A GEOMETRIC SEQUENCE, DETERMINE THE VALUE(S) OF THE FIFTH TERM IF THERE ARE SEVEN TERMS IN A SEQUENCE Answer by KMST(5328) (Show Source):
You can put this solution on YOUR website! is the first term of a geometric sequence with terms with common ratio . is the last and seventh term of that same sequence. .
So, .
Either way, the fifth term is .