Question

The first term of an arithmetic sequence is 3 and common difference 4
a.write the algebraic expression of this sequence?
b.what is its 10th term?

Answer 1

Answer: a) algebraic expression is a+(n-1)d

b) 10th term is 39

Step-by-step explanation:

Let, first term is a and common difference is d

Then, nth term = (a+(n-1)d)

10th term = 3 + (10-1)×4 = 39