find the sum of the first 10 terms of the following series, to the nearest integer 63,21,7-​

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find the sum of the first 10 terms of the following series, to the nearest integer 63,21,7….​

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Thu Nguyệt 5 years 2021-07-25T15:49:51+00:00 1 Answers 25 views 0

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )