Find the tenth term in the series 4.11.18...

Answer 1

4,11,18,25,32,39,46,53,60,.67

so 67 is the 10 term...

The first term is 4 and the common difference is 7.

So the function is A(n) = 4 + (n-1)*7

= 4 + 7n - 7

= 7n - 3

A(10) = 7*10-3 = 70-3 = 67

the 10th term is 67