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Arithmetic Progressions and Common Differences Quiz

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Arithmetic Progressions and Common Differences Quiz

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Questions and Answers

What is the formula for the nth term of an arithmetic progression?

$a_n = a_1 + n + d$

$a_n = a_1 - (n - 1)d$

$a_n = a_1 + (n - 1)d$ (correct)

$a_n = a_1 + n - 1$

What is the common difference in the arithmetic progression 5, 7, 9, 11, 13, 15?

2 (correct)

What is the first term in the arithmetic progression 5, 7, 9, 11, 13, 15?

5 (correct)

What is the 5th term in the arithmetic progression 5, 7, 9, 11, 13, 15?

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What is the sum of the first 5 terms in the arithmetic progression 5, 7, 9, 11, 13?

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What is the 10th term in the arithmetic progression 5, 7, 9, 11, 13, 15?

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What is the common difference in the arithmetic progression 7, 10, 13, 16, 19?

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What is the first term in the arithmetic progression where the 5th term is 23 and the common difference is 4?

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What is the sum of the first 10 terms in the arithmetic progression 3, 7, 11, 15, 19?

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What is the 8th term in the arithmetic progression where the first term is 2 and the common difference is 5?

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What is the 10th term of an arithmetic progression with a first term of 3 and a common difference of 5?

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What is the sum of the first 10 terms of an arithmetic progression with a first term of 3 and a common difference of 5?

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What is the common difference of an arithmetic progression where the 5th term is 23 and the first term is 3?

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What is the first term of an arithmetic progression where the 7th term is 40 and the common difference is 6?

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What is the 15th term of an arithmetic progression where the 10th term is 45 and the common difference is 3?

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