Question

1/3 + 2/3 ^ 2 + 1/3 ^ 3 + 2/3 ^ 4 + 1/3 ^ 5 + 2/3 ^ 6 + ...​

Answer 1

Answer:

13S=13+232+633+1034+ii) (i)-(ii) 2s 3=23+23+432+433+2S3=4(13+132+133+) 2S3=4×131-13 =4×1×33×2 2S3=2. S=3 option 2 ..

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