htaccess marche pas

Bonjour, j'ai ce htaccess :

Code:

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RewriteRule ^(9-11)$ ../application/views/tableau.php?age=$1 [QSA,L]

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Et l'url ressemble à sa :

Code:

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http://monsite.org/9-11

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J'ai l'erreur :

Citation:

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Bad Request

Your browser sent a request that this server could not understand.

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merci de votre aide