Question

Please help!! i have no idea how to do this!! which of the following is a recursive formula for a sequence with common difference 3 and the first term 10?
a. a1=10, an-1=an+3
b. a1=3 an-1=an+10
c. a1=3 an=an-1+10
d. a1=10 an=an-1+3

Answer 1

oops...i 1 sec!

Answer 2

u know