Предмет: Алгебра, автор: alinadobrinska2

знайдіть нулі функції. y=7x²-9x ​

Ответы

Автор ответа: NNNLLL54
1

y=7x^2-9x\\\\7x^2-9x=0\\\\x(7x-9)=0\\\\x_1=0\\\\7x-9=0\;\; \; \to \ \ \ \ x_2=\frac{9}{7}=1\frac{2}{7}\\\\Otvet:\; \ x_1=0\; ,\; x_2=1\frac{2}{7}\; .

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