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  • Given f(n+3) = f(n). If f(-1) = 6, then f(8) = 6.
Multiple choice general knowledge math & puzzles

Given f(n+3) = f(n). If f(-1) = 6, then f(8) = 6.

  1. True

  2. False

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Since f(n+3) = f(n), the function has period 3. To find f(8), compute 8 - (-1) = 9, which is a multiple of 3 (9 = 3 × 3). Therefore f(8) = f(-1) = 6. The statement is true.

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