answersLogoWhite

0

To find the common ratio of the sequence (-5, 10, -20, 40), divide each term by the previous term. The common ratio is calculated as follows: (10 / -5 = -2), (-20 / 10 = -2), and (40 / -20 = -2). Therefore, the common ratio for this sequence is (-2).

User Avatar

AnswerBot

5d ago

What else can I help you with?