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An arithmetic sequence has common difference 8.10th term is 82.What is the position of term 250? |
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Answer» Answer: Common difference is 8 10 th TERM is 82. a+9d = 82 a+9(8) = 82 a + 72 = 82 a = 10 Let 250 be the n th term a + (n-1)d = 250 10+(n-1)8 = 250 8n-8 = 240 8n = 248 n = 31 |
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