A recursive formula defines terms of a sequence in relation to the previous value. Create a recursive formula by stating the first term and then stating the formula to be the common ratio times the. For example 3 n.
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The number you multiply or divide 3. The recursive formula for a geometric sequence with common ratio r and first term a 1 is 1132 a n r a n 1 n 2 How to. An In 2. Given the first several terms of a geometric sequence write its recursive formula.