Exercises for Question Type 4: Find the sum of the first n terms given the first term and the common difference - IB | RevisionDojo

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Question Type 4: Find the sum of the first n terms given the first term and the common difference

Question Type 4: Find the sum of the first n terms given the first term and the common difference Exercises

Question 1

Find the sum of the first $15$ terms of the arithmetic sequence with $u_1 = 0$ and $d = 5$ .

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Question 2

Find the sum of the first $10$ terms of the arithmetic sequence with $u_1 = 5$ and $d = 2$ .

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Question 3

Find the sum of the first $20$ terms of the arithmetic sequence with $u_1 = 7$ and $d = 0$ .

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Question 4

Find the sum of the first $20$ terms of the arithmetic sequence with $u_1 = 50$ and $d = 5$ .

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Question 5

Find the sum of the first $8$ terms of the arithmetic sequence with $u_1 = 12$ and $d = -3$ .

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Question 6

Find the sum of the first $12$ terms of the arithmetic sequence with $u_1 = 2.5$ and $d = 1.5$ .

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Question 7

Find the sum of the first $6$ terms of the arithmetic sequence with $u_1 = 3$ and $d = 8$ .

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Question 8

Arithmetic sequences and series

Find the sum of the first $3$ terms of the arithmetic sequence with $u_1 = 3$ and $d = 3$ .

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Question 9

Find the sum of the first $5$ terms of the arithmetic sequence with $u_1 = 100$ and $d = -10$ .

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Question 10

Find the sum of the first $30$ terms of the arithmetic sequence with $u_1 = -10$ and $d = 2$ .

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Question 11

Find the sum of the first $100$ terms of the arithmetic sequence with $u_1 = 1$ and $d = 4$ .

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Question 12

Find the sum of the first $9$ terms of the arithmetic sequence with $u_1 = -4$ and $d = 7$ .

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