Răspunsuri

  • Utilizator Brainly
2014-05-06T20:10:54+03:00
25+4x6=25+24=49
scz primul nu stiuy
Evrika :)))))))))))))))))))))))00000
Doar raspunsul asta imi trebuia
e bn atunci
2014-05-06T20:13:44+03:00
Problema ta se face cu Δ . Cum ai tu problema -x²+5x-6=0 se rezolva asa :
Δ=b²-4ac
Δ=25-24
Δ=1
x1,2=-b+-√Δ totul supra 2
x1=-b+√1 totul supra 2 => x1=-5+1 => x1=-4 => x1=-2
x2=-b-√1 totul supra 2 => x2=-5-1=> x2=-6 => x2=-3