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Warning: Use of undefined constant am - assumed 'am' (this will throw an Error in a future version of PHP) in /www/htdocs/w007d4a2/ex/droites/sd6.php on line 15

Warning: Use of undefined constant bm - assumed 'bm' (this will throw an Error in a future version of PHP) in /www/htdocs/w007d4a2/ex/droites/sd6.php on line 16

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Warning: Division by zero in /www/htdocs/w007d4a2/ex/droites/sd6.php on line 45

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