Question

Rezolvati in r ecuatia a)x+1 =3/x-1
B) 2/×+1+1/×=2
C)8×^(8x patrat) =x
D) ×+8/×-8=24/×-4+2

Answer 1

a) amplificam pe 1 si 2 cu x si ne ramane : 2+x+1=2x ; 3+x=2x ; 2x-x=3 ; x=3. b)