Find the First Term, the Common Difference, and Give a Recursive

question 77

Multiple Choice

Find the first term, the common difference, and give a recursive formula for the arithmetic sequence.
-9th term is 74; 13th term is 114

• A) a1 = -6, d = 10, a_n = a_n- 1 - 10
• B) a1 = -16, d = 10, a_n = a_n- 1 + 10
• C) a1 = -16, d = 10, a_n = a_n- 1 - 10
• D) a1 = -6, d = 10, a_n = a_n- 1 + 10

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Definitions:

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