Question

find the 10th terms of the sequence 10,5,0,-5,-10​

Answer 1

first term=10

common difference=5-10=-5

10th term

=a+(n-1)s

=10+(10-1)-5

=10+9 (-5)

=10-45

=-35

therefore 10th term is -35.

Answer 2

_15,-20,-25,-30,-35,-40,-45,-50,-55,-60