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Ответ

Ответ дан
apelsinka2205

-х2+4/4-х2= (х-2)(х+2)/(2-х)(2+х)=(х-2)/(2-х)

Ответ

Ответ дан
goe8497

Ответ:

-х2+4/4-х2= (х-2)(х+2)/(2-х)(2+х)=(х-2)/(2-х)  


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