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sashatotmenin
@sashatotmenin
September 2021
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решить систему неравенств
X^2-6x+8 больше или равно нулю
3x-8 больше или равно нулю
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sedinalana
Verified answer
X²-6x+8≥0
x1+x2=6 U x1*x2=8
x1=2 U x2=4
x≤2 U x≥4
3x-8≥0⇒3x≥8⇒x≥2 2/3
x∈[4;∞)
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sashatotmenin
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Answers & Comments
Verified answer
X²-6x+8≥0x1+x2=6 U x1*x2=8
x1=2 U x2=4
x≤2 U x≥4
3x-8≥0⇒3x≥8⇒x≥2 2/3
x∈[4;∞)