Find the 40th term of this arithmetic sequence.

Question

Mathematics

Francis Frye

22 July, 10:52

Find the 40th term of this arithmetic sequence.

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Answers (1)

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Leonardo · Answer 1

199 is the answer because the equation you use is an=a1+d (n-1). Where an (the n is actually supposed to be smaller than the a) is the nth term (a40), a1 (1 smaller than a) is the first term (4), d is the difference (5), and n is the number of the term you're looking for (40)