Xw=-b/2a
Xw=8/2=4
a4= -5
16-32+a=-5
a=-5+16
a=11
an=n²-8n+11
a3=9-24+11= -4
a2=4-16+11= -1
a5=25-40+11=-4
a6=36-48+11= -1
sa to wyrazy a2;a3;a4;a5;a6
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Xw=-b/2a
Xw=8/2=4
a4= -5
16-32+a=-5
a=-5+16
a=11
an=n²-8n+11
a3=9-24+11= -4
a2=4-16+11= -1
a5=25-40+11=-4
a6=36-48+11= -1
sa to wyrazy a2;a3;a4;a5;a6