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\frac{2}{3}" alt="x>\frac{2}{3}" align="absmiddle" class="latex-formula">
при х є
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:
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- значение функции отрицательно
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0" alt="y>0" align="absmiddle" class="latex-formula">
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0" alt="-3x+2>0" align="absmiddle" class="latex-formula">
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-2" alt="-3x>-2" align="absmiddle" class="latex-formula">
при х є
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:
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0" alt="y>0" align="absmiddle" class="latex-formula"> - значение функции положительно