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

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#1 2018-12-23 00:59:42

Mohamedaitlh
Member
Registered: 2018-12-22
Posts: 3

A nice question about a matrix ...

Last edited by Mohamedaitlh (2018-12-23 01:16:27)

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