A Recursion Formula and the Initial Term(s) of a Sequence $$a _ { 1 } = 5 , a _ { n + 1 } = - a _ { n }$$

question 301

Multiple Choice

A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.
- $$a _ { 1 } = 5 , a _ { n + 1 } = - a _ { n }$$

• A) 5, 0, -5, -10, -15
• B) 5, -25, 125, -625, 3125
• C) -5, 5, -5, 5, -5
• D) 5, -5, 5, -5, 5

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