Вопрос школьника по предмету Алгебра
Решите систему:
(5х+у)^2=6у
(5х+у)^2=6х
Ответ учителя по предмету Алгебра
1)(5x+y)^2=6y
(5x+y)^2=6y
(5x)^2×5xy+y^2=6y
5^2x^2+y^2+10xy=6y
25x^2+y^2+10yx=6y
2)(5x+y)^2=6x
(5x+y)^2=6x
(5x)^2×5xy+y^2=6x
5^2x^2+y^2+10xy=6x
25x^2+y^2+10yx=6x
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