Answer:

1b, -1b, -3b

Step-by-step explanation:

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Answer:

Find the next three terms in each sequence. then find the rule nth term

1b,-1b,-3b

1. 9b, 7b, 5b, 3b, 1b, -1b, ,-3b

9b-2b= 7b

7b-2b=5b

5b-2b=3b

3b-2b=1b

1b-2b= -1b

-1b-2b= -3b

Step-by-step explanation:

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