05Jan

Плиз! Сократить дробь.

Yolpa Алгебра 2 12

Плиз! Сократить дробь.

Posted by Yolpa | Posted at Jan 05, 2014 | Categories: Алгебра

Answers

jooibgi
jooibgi

!!!!!!!!!!!!!!!!!!!!!!!!!!

Jan 05, 2014 07:48
Puet49
Puet49

a ab(b-2)/2ab=(b-2)/2 б 1/x-(x+y)/xy=(y-x-y)/xy=-x/xy=-1/y в b/c-(b²+c²)/bc=(b²-b²-c²)/bc=-c²/bc=-c/b г 1)a/c+c/a-2=(a²+c²-2ac)/ac=(a-c)²/ac 2)(a-c)²/ac*1/(a-c)=(a-c)/ac

Jan 05, 2014 07:50

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