Ask Question
28 May, 01:05

Find an equation for the nth term of the sequence.

-4, - 16, - 64, - 256, ...

+4
Answers (2)
  1. 28 May, 01:09
    0
    This is a geometric sequence with first term a1 = - 4 and common ratio r = 4

    so nth term = a1 * r^ (n-1)

    = - 4 * 4^ (n-1)
  2. 28 May, 01:09
    0
    Common ratio = 4

    Starts at - 4

    So the equation is n = - 4 * 4^ (n-1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “Find an equation for the nth term of the sequence. -4, - 16, - 64, - 256, ... ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers