Ask Question
24 June, 23:48

Find a6 of the geometric sequence: a1=4 and a3=36

+2
Answers (1)
  1. 25 June, 01:43
    0
    Geometric sequence

    an=a1 (r) ^ (n-1)

    so

    given

    a1=4

    and a3=36

    36=a3=4 (r) ^ (3-1)

    36=4 (r) ^2

    9=r^2

    3=r

    an=4 (3) ^ (n-1)

    a6 is

    a6=4 (3) ^ (6-1)

    a6=4 (3) ^5

    a6=4 (243)

    a6=972

    a6=972
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Find a6 of the geometric sequence: a1=4 and a3=36 ...” 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