Question

in G P the first term is 1/3 and 7 term is 1/ 2187 what is the common ratia​

Answer 1

Answer:

Step-by-step explanation:ar^{1-1}=1/3

a=1/3

ar^{7-1}=1/2187

ar^6=1/2187 But a=1/3

(1/3)r^6=1/2187

r^6=729

r^6=(3)^6

r=6

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