Question

write the rule for nth term of the sequence -8, -12, -18, -27 then fi d a8

Answer 1

Answer:

step by step explaination

the first term(a) is -8

fixed difference of two consecutive terms(d) is {-12-(-8) }=-4

the rule is

last term= a+(n-1) d; where n is the number of terms

a8= -8+(8-1) (-4)

= -8-28

=-36