f(x) = ì ï ï ï ï ï ï ï ï í ï ï ï ï ï ï ï ï î 3 æ Ö   ____ Ö x2+1     æ Ö g   + ó õ X W   f(x) dx   ; x Ï Y b å a   Öa Õ b   æ ç ç ç ç è z ¼ D : ··· : x ¼ l ù ú ú ú ú ú ; x » Þ¥ 1 3+ 2 2+ 1 3 ; xÝQ

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File translated from T_E X by T_T H, version 2.01.
On 1 Jan 1980, 02:11.