Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

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**jacks****Member**- Registered: 2012-11-21
- Posts: 125

Let f(x) is even, periodic function with period is 2 and f(x) = x forall x E [0,1]. Then f(pi) =

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**scientia****Member**- Registered: 2009-11-13
- Posts: 224

since f is even.

Thus, since f has period 2,

.From here you should be able to work out what

is for .*Last edited by scientia (2013-01-01 07:17:10)*

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