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Sa se calculeze numerele reale a,b,c stiid ca: a²+b²-4a+10b+29=0

Răspuns :

[tex] a^{2}+ b^{2} -4a+10b+29= a^{2} -4a+4+ b^{2} +10b+25= [/tex]
[tex] (a-2)^{2} + (b+5)^{2} =0=>a=2, b=-5[/tex]