Question

find the 18tht term of an arithmetic sequence if the common difference is -3 and the first term is -1

Answer 1

Answer:

vskwgdjbgcjsvksgdjxinald

Answer 2

Answer:

-48

Step-by-step explanation:

n=18,

First term=-1

difference= -3

First term+ (n-1)×difference

=(-1)+(18-1)(-3)

=(-1)+17×(-3)

=16×(-3)

=-48