Question

What is the recursive rule for an=4n−1?



a1=−1;an=an−1+4

a1=3;an=an−1−1

a1=3;an=an−1+4

a1=4;an=an−1−1

Answer 1

The correct answer for the first one is: a1=3;an=an−1+4 

Answer 2

This is the answer, i have completed the test.

Hope this helps someone! Good luck :)