Решите плиз ----------

Question

Решите плиз ----------

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Answer 1

6y+3-y-2y^2=2
3+5y-2y^2=0
D=25+24=49
X1=-5+7/6=1/3
X2=-5-7/6=-2

6y^2+3-y-2y^2=0
3-y-4y^2=0
D=1+48=49
X1=1+7/6=8/6=4/3=1целая 1/3
X2=1-7/6=-1