SOLUTION: I've been trying this problem for a while now. Please help me find the sum of the geometric sequence where: a sub4=24 and a sub9= 768 and n=9. thank you

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Question 420010: I've been trying this problem for a while now. Please help me find the sum of the geometric sequence where:
a sub4=24 and a sub9= 768 and n=9.
thank you

Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!

Hi
geometric sequence



24/r^3 *r^8 = 768
r^5 = 32
r = 2 and

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