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Jorik111
a fost răspuns

Rezolvati ecuatia:
a) (X-2)^2=3x-8
b)(2x-3)^2=11x-19

Răspuns :

Messy2016
a) (x-2)^2=3x-8 =>2x-4=3x-8 => 2x-3x=-8+4 =>>-x=-4 b)(2x-3)^2=11x-19 =>4x-6=11x-19 =>4x-11x=19+6 =>-7x=25 =>>x=25:(-7)=-3.571....