Write a recursive formula for the sequence described with the following explicit formula an=5(−2)n−1

Question

(1 point)
Responses

a1=−2, an+1=an×5
a1=−2, an+1=an×5

a1=−2, an+1=an+5
a1=−2, an+1=an+5

a1=5, an+1=an+(−2)
a1=5, an+1=an+(−2)

a1=5, an+1=an×(−2)
a1=5, an+1=an×(−2)

Answer 1

a1 = -2, an+1 = 5 * an