Question

Write an explicit formula for the sequence.
a1 = 3, r = -3
and Determine the 5th term of the sequence.

Answer 1

Answer choices for pt1

Answer 2

You have a1 = 3 and r = 3,

\[\large t_n = a.r^{n-1}\]

Put n=5 here and then solve..

Answer 3

ok I got choice one. then term 5 is 243?

Answer 4

Yes then you are right..

Answer 5

Thanksss!!