The first term of an arithmetic sequence is -3 and the fifteenth term is 53. Find the common difference of the sequence. What is the 32nd term of the arithmetic sequence?

Question

anonymous · Answer

i've forgotten how to do arithmetic sequences but i'm sure you add 4 each time. try it though.
so our pattern is

-3,1,5,9,13,17,...,53

anonymous · Answer

3,1,5,9,13,17,21,25,29,33,37,41,45,49,53,57,61,65,69,73,77,81,85,89,93,97,101,105,109,113,117,121,125,129
                               ^

32nd term is 121 :)