What is the recursive rule for the sequence: −7.4, 21.2, −35, −48.8, −62.6, …?
(Points : 4)
an = an + 1 + 13.8

an = an + 1 - 13.8

an = an - 1 - 13.8

an = an - 1 + 13.8

Question

What is the recursive rule for the sequence: −7.4, 21.2, −35, −48.8, −62.6, …?
(Points : 4)
       an = an + 1 + 13.8

an = an + 1 - 13.8

an = an - 1 - 13.8

an = an - 1 + 13.8

anonymous · Answer

you are missing some signs there

anonymous · Answer

there

anonymous · Answer

i fixed it

anonymous · Answer

looks like you are subtracting each time 
i guess subtractin 13.8
go with C

anonymous · Answer

What is the common ratio of the geometric sequence: ? 1/18, -1/3, 2 ,-12

(Points : 4)
       Option A: -1/6

       Option B: -6

       Option C: 1/6

       Option D: 6

anonymous · Answer

how  bout this one @satellite73

anonymous · Answer

divide one term by the previous one 
that is all

freckles · Answer

but term/previous term to find out

anonymous · Answer

butt term lol

freckles · Answer

put not but :(