What kind of sequence is this? 3,9,27,81,… Get tutor help

What kind of sequence is this? –372,–363,–351,–336,… Get tutor help

What kind of sequence is this? 121,144,169,196,… Get tutor help

What kind of sequence is this? −27,−9,9,27,… Get tutor help

What kind of sequence is this? 52,62,72,82,… Get tutor help
