Răspunsuri

  • Utilizator Brainly
2014-02-27T22:12:00+02:00
A-b=5
a/b=1/2 ⇒ 2a=b ⇒ a=b/2 ⇒ b/2-b=5 ⇒b-2b =10 ⇒ b=-10, a=-5
Ecuatia este corecta in multimea nr intregi sau reale; in N nu are solutii!


2014-02-27T23:46:56+02:00
A-b=5 a/b=1/2  2a=b  a=b/2    b/2-b=5  aducem la ac numitor  b-2b=10  b=-10      a+10=5  a=-5
1 5 1