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If f(1) = 1 and f(n) = 2f(n − 1) then find the value of f(4).

1 Answer

7 votes

Answer:


f(4)=8

Explanation:

Given:


  • f(1)=1

  • f(n)=2f(n-1)


\implies f(2)=2f(1)=2(1)=2


\implies f(3)=2f(2)=2(2)=4


\implies f(4)=2f(3)=2(4)=8

User Rich Ashworth
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