If the 2nd, 3rd and 4th term in a GP are 12, 36 and 108 What is the 1st term and the common ratio
Answers
Answered by
1
Answer:
ar=12 eq 1
ar^2=36 eq2
ar^3=108 eq 3
eq 2 / eq1
ar^2/ar 36/12
r =3
a=4
Similar questions
Social Sciences,
5 months ago
Business Studies,
5 months ago
Math,
1 year ago
Biology,
1 year ago
Science,
1 year ago