Ответы на вопрос:
4y^3 - y =0 y(4y^2 - 1) = 0 y =0 4y^2 - 1 = 0 4y^2 = 1 y^2 = 1/4 y = 1/2 y = - 1/2 ответ: y1 = 0, y2 = 1/2, y3 = - 1/2. x^4 - x^2 = 0 x^2(x^2 - 1)=0 x^2 = 0 x = 0 x^2 - 1 = 0 x^2 = 1 x = 1 x = - 1 ответ: x1 = 0, x2 = 1, x3 = - 1 9y^2 - 4y^4 = 0 y^2( 9 - 4y^2) = 0 y^2 = 0 y = 0 9 - 4y^2 = 0 - 4y^2 = - 9 4y^2 = 9 y^2 = 9/4 y = 3/2 y =- 3/2 ответ: y 1 = 0, y2 = 3/2, y3 = - 3/2.
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