Question

find the sixth term of 150, 141, 132, 123 .........

Answer 1

The commond difference is 9, therefore the fifth term is 114 and the sixth is 105.

You don’t need to use a formula if youre asking for a near term.

Answer 2

here common difference is 9
and a = 150
therefore sixth term would be a -5d
150-(5*9)
= 150-45
= 105