Question

A sequence 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?

Answer 1

3

Step-by-step explanation:

n = - 1.5

f(n+1) = -2f(n)

f(n+1) = -2 * -1.5

f(1+1) = 3

f(2) = 3