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December 2021 1 13 Report

какое из неравенств неверно 1) 2/3+1/2>1; 2)3/2+1/3>1; 3)3/4+1/3<1; 4)2/3+1/4<1

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1) 2/3+1/2>1
2/3+1/2=(4+3)/6=7/6 > 1
ВЕРНО

2)3/2+1/3>1
3/2>1
значит 3/2+1/3> 1
ВЕРНО

3) 3/4+1/3<1;
(9+4)/12=13/12>1
Не верно

4)2/3+1/4<1
(8+3)/12=11/12< 1
Верно

Ответ: не верное 3

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