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1. A is a function whose element is called term. A. finite sequence B. sequence C. infinite sequence D. arithmetic sequence 2. What do you call a sequence where every term is obtained by adding a common difference? A. arithmetic sequence B. geometric sequence C. harmonic sequence D. Fibonacci 3. Which of the following illustrates an arithmetic sequence? A. 2, 4, 8, 16,... B. 2, 4, 6, 8,... C.1, -1, 1, -1, ... D. red yellow, white,... 4. Find the common difference in the arithmetic sequence 3, 8,13, 18, ... A 5 B.4 C. 3 D.2 5. Identify the arithmetic means in the sequence 10, 3, -4, -11, -18. A. 10, 3, -4 B. 3, -4, -11 C. -4 D. 10 & -18 6. If three arithmetic means are inserted between 11 and 39, find the second arithmetic mean. A. 25 B. 18 C. 32 D. 46 7. The third term an arithmetic sequence is 20 and the 10th term is 48. Find the common differ and the first term of the sequence. A. d=3, a1=12 B. d=3 a1=10 C. d=4, a1 =12 D. d=4, a=10 8. If 2x+1, 3x+5, 13 form an arithmetic sequence, then what is the value of X? A. 1 B. 2 C. 3 D. 4 9. The first term of an arithmetic sequence is 2 while the 18th term is 87. Find the common d of the sequence. A. 7 B. 6 C. 5 D. 3 10. What is the nth term of the arithmetic 7, 9, 11, 13, 15, ...? A. an= 2n+5 B. an= 4n+3 C. an=n+2 D. an= 3n+4 11. What do you call a constant added to each term of an arithmetic sequence to obtain th of the sequence? A.common ratio B. constant C. common difference D. Arithmetic means 12. Find the sum of the odd numbers between 2 to 50. C. 600 D. 520 VOODT: 2
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