How do you find the first five terms of the geometric sequence #a_1=243#, r=1/3?
1 Answer
Apr 21, 2017
Explanation:
The terms in a
#color(blue)"geometric sequence"# are.
#a,ar,ar^2,ar^3,......,ar^(n-1)# To obtain any term in the sequence, multiply the previous term
by r
#a_1=243#
#rArra_2=243xx1/3=81#
#rArra_3=81xx1/3=27#
#rArra_4=27xx1/3=9#
#rArra_5=9xx1/3=3#
