Ответы и объяснения

2012-11-01T10:52:54+00:00

(((c-2)(c-2)-c(c+2))/(c+2)(c-2))*(c+2)/(2-3c)=

((c^2-2c02c+4-c^2-2c)/(c+2)(c-2))*(c+2)/(2-3c)=

((-6c+4)/(c+2)(c-2))*(c+2)/(2-3c)=

((2(2-3c))/(c+2)(c-2))*(c+2)(2-3c)=2/(c-2)