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? –3.5 –3 0.5 3
Accepted Solution
A:
Answer: 3Step-by-step explanation:Put the given numbers in the formula and do the arithmetic. f(2) = -2·f(1) = -2·(-1.5) = 3The next term of the sequence is 3.