👤
Answered

If f(1) = 8 and f(n) = -4f(n-1) + 5 then find the value of f(3).

Answer :

Answer:

f(3) = 113

Step-by-step explanation:

Using the recursive rule and f(1) = 8 , then

f(2) = - 4f(1) + 5 = - 4(8) + 5 = - 32 + 5 = - 27

f(3) = - 4f(2) + 5 = - 4(- 27) + 5 = 108 + 5 = 113

In Trainings: Other Questions