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

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oh, I knew I did it right, but just missed that slash
OK. I learnt something new too.
It looks like krazzi has beaten me to the maths help, so I'll just help with the BB Code instead. Code:[img]http://img281.imageshack.us/img281/7184/dring9ew.jpg[/img]
If you wave another "weekly" problem, you may post it.
Thanx alot, I've been solving this for the whole week. Now its very clear. Making 9 into 2²+√5² was very new for me. Learning everyday. Hehe
Understand now?
This means "power" here is it:
hey this is weird.
Like this: Code:[url]http://img281.imageshack.us/img281/7184/dring9ew.jpg[/url] Which gives:
And the tag is not [img]. It's [url].
32√5<0 so we can remove that modulus like that:
yes, the answer is 5, but I would like to know how you did that.
Good question!
Ha Ha Ha!!!
5!!! 