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Aneta3
a fost răspuns

ajutor!!!
5·(x+1)-5=?
2x·(a+b)-x·(a-b)=?
(x+2)·(x-1)-x²=?
(-x)²-2x(x-1)=?
(4x²+3x)÷x-2x=?
(21x³-7x²)÷(-7x)=?
(a³)²-(a²)³=?
(x³)²÷x⁴-x(x-3-1)=?
(-3x)²-2x(3x-1)=?
Multumesc!