Ответ:
11х+8х²-3-3х²-6х-7х-14=0
-2х+5х²-17=0
5х²-2х-17=0
D = b2-4ac = (-2)²-4*5*(-17)=4+20*17=4+340=344
x1= 2-√344/10
x2=2+√344/10
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Ответ:
11х+8х²-3-3х²-6х-7х-14=0
-2х+5х²-17=0
5х²-2х-17=0
D = b2-4ac = (-2)²-4*5*(-17)=4+20*17=4+340=344
x1= 2-√344/10
x2=2+√344/10