Question

A sequence is defined recursively by the formula f(n + 1) = f(n) + 3. The first term of the sequence is -4. What is the next term in the sequence?

a. -7
b. -1
c. 1
d. 7 ​

Answer 1

- 1

Explanation:

`a_1=-4\\\\a_2=a_(1+1)=a_1+3=-4+3=-1`