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maaaaaaarusya
@maaaaaaarusya
July 2022
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7x^2 + 5xy - 12y^2 = 0
см. вложение
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uekmyfhfp
Разделим почленно на (х*у) получим 7*х/у -12*у/х+5=0 ВВедем новую переменную t=x/y y/x=1/t 7*t-12/t+5=0 7*t^2+5t-12=0 t1=1 x/y=1 x=y t2=-12/7 x/y=-12/7 x= - 12y/7 Чтобы найти окончательно переменные, необходимы еще дополн.условия
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