Вопрос школьника по предмету Алгебра
яка точка належить графыку функции у=х в квадрате,?
а) А (0,1;0,1)
б) В (-3;-9)
В)С(-0,12;0,0144)
Г)D(0,5;2,5)
Ответ учителя по предмету Алгебра
подставляем координаты точки C в уравнение: 0,0144=(-0,12)^2; 0,0144=0,0144, так как левая часть равна правой, следовательно точка C принадлежит графику функции.
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Очень нужно.
Заранее спасибо))
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2)число, меньше 12?