write an equation for the nth term of each arithmetic sequence.......
45,30,15,0,.......
and
-87,-73,-59,-45,.....

Question

write an equation for the nth term of each arithmetic sequence.......
45,30,15,0,.......
and 
-87,-73,-59,-45,.....

hba · Answer

Well in the first one their is a clear difference of -15.

solomonzelman · Answer

$\LARGE\color{blue}{ \bf  a_n=a_1+d(n-1)    }$  can you fill in the numbers ?

anonymous · Answer

no disrespect but if i did i would,t of  ask the question in the first place. @SolomonZelman

solomonzelman · Answer

Ok, I am going to give you a little chart:)



                             1st term          difference

 1st sequence          45                       -15

 2nd sequence         -87                     +14

anonymous · Answer

tank