08-08-2020
Mathematics

contestada

in a gp the sixth term is 8 times the third term, and the sum of the seventh and eighth term is 192. determine the common ratio

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nobleswift nobleswift

08-08-2020

Answer:

common ratio = 2

Step-by-step explanation:

T6 = ar^5

T3 = ar²

T6 = 8 x T³

ar^5 = 8 x ar²

ar^5/ar² = 8

r³ = 8

r = ³√8

r = 2

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