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Answer» EXPLANATION:(a) We KNOW nth term of an arithmetic SEQUENCE is given byan = a + (n - 1) DAN = a + dn -dAs we can see coefficient of n is the common difference,d = 3And,a - d = 5A - 3 = 5a = 8(b) a10 = 3 * 10 + 5            = 30 + 5            = 35Or,a10 = 8 + 9 * 3       = 8 + 27       = 35


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