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Mathematics, 27.06.2020 02:01 mayhem0316oyrjuo
The sum of the first four terms of an AP is 30 and the sum of the last four terms is 66. If the AP has 7 terms, find the first term and the common difference
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The sum of the first four terms of an AP is 30 and the sum of the last four terms is 66. If the AP h...
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