Ask Question
15 July, 17:43

Consider the following geometric sequence

-5,10,-20,40

if the explicit formula for the sequence above is expressed in the form an=b*c^n-1, determine the values pf b and c

b=

c=

+1
Answers (1)
  1. 15 July, 20:11
    0
    A geometric sequence is of the form:

    a (n) = ar^ (n-1), a=initial term, r=common ratio, n=term number ... in this case:

    a (n) = - 5 * (-2) ^ (n-1)

    So for your question:

    b=-5 and c=-2
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Consider the following geometric sequence -5,10,-20,40 if the explicit formula for the sequence above is expressed in the form an=b*c^n-1, ...” in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers