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Math, 28.10.2019 18:29

The 10th term of an arithmetic sequence is 10 and the sum of the first 10 terms is -35. find the first term the common difference and the 30th term.

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Math, 28.10.2019 22:28

Mrs. hilt's favorite first grade classes are baking muffins. mrs. brier's class bakes 18 muffins, mrs. macadams's class bakes 20 muffins, and mrs. flannery's class bakes 17 muffin. how many muffins does first grade bake in all? is this an even number or an odd number? β

Answers: 2

Math, 28.10.2019 22:28

The second term of an arithmetic sequence is 7. the sum of the first 4 terms of the arithmetic sequence is 12. find the first term a1, and the common difference, d, of the sequence.

Answers: 1

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