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Please help me. I'm confused. Consider the following geometric sequence. -5, 10, -20, 40,... If the recursive formula for the sequence above is expressed in the form a^n=b*^n-1, determine the value of B. B= (choices are 2, -2, 5, -5)

User BoooYaKa
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2 Answers

6 votes

Answer:

-2

Explanation:

User Ritesh
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5 votes
it -2 because a negative times a positive is a negative
User RufatZZ
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