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Simplificati fractia:
3(x+2)
pe
x²+4 x+ 4.



Răspuns :

x²+4x+4=x²+2x+2x+4=x(x+2)+2(x+2)=(x+2)(x+2)=(x+2)²

→ [3(x+2)]/[(x+2)²]=3/(x+2)

Alte intrebari