plzz help!!!i will mark barinliest!!!worth 20 points!

3. The sequence 6, 18, 54, 162, … shows the number of pushups Kendall did each week, starting with her first week of exercising.

(a) What is common ratio in this sequence?

(b) How many pushups will Kendall do on the 20th week?

step-by-step!

Kendall seems to be able to do three times as many pushups on any given day as she was able to do on the previous day. So if denotes the number of pushups she can do on day , then the recursive rule would be given by

To find the iterative rule, you can solve by recursively substituting:

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plzz help!!!i will mark barinliest!!!worth 20 points!3. The sequence 6, 18, 54, 162, … shows the number of pushups Kendall did each week, starting with her first week of exercising.(a) What is common ratio in this sequence?(b) How many pushups will Kendall do on the 20th week?step-by-step!

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