решить неравенство x^2+x-6 меньше либо равно 0. Created by TertiStowe. algebra-ru

решить неравенство x^2+x-6 меньше либо равно 0...

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решить неравенство x^2+x-6 меньше либо равно 0

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genius20 $x^2+x-6 \leq 0\\\\D=1+24=25\\x_1=2; x_2=-3.\\\\(x-2)(x+3) \leq 0\\\\.....(+).........-3........(-).........2.........(+)...........\\\\x\in[-3;2].$

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