Asequence is defined recursively by the formula f(n + 1) = –2f(n). the first term of the sequence is –1.5. what is the next term in the sequence?

a –3.5
b. –3
c. 0.5
d. 3

part 1 answer = 8

part 2 answer = 72

step-by-step explanation:

part 1 explanation = add all of the numbers, then divide by how many numbers you have. so, 200/25 = 8.

part 2 explanation = not gonna lie, this is hard to explain, so just google how to do it.