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

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**mathsdude****Guest**

work this out

e52f7y

when e is 2

f is 9

y is 12

**MathsIsFun****Administrator**- Registered: 2005-01-21
- Posts: 7,608

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"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman

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