1) D=25-4•(-6)
D=49
x1=(5+7) /2 =6
x2=(5-7) /2=-1
Вероятность 2/12
=1/6
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Answers & Comments
1) D=25-4•(-6)
D=49
x1=(5+7) /2 =6
x2=(5-7) /2=-1
Вероятность 2/12
=1/6