Madalinaniculiask
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1.scoateti factor comun
a)3x+3y+3z
b)7x³+14x²-28x+42x⁴
c)2,2a+3,3a²+4,4
d)0,25a²+o,25b²+1pe 4 ab
e)16xla puterea m-1+24xla puterea m+1-72xla puterea m-64x la puterea m+2

Răspuns :

Adriana16aask
a) 3( x+y+z)
b) 7x( x²+7x-4+6x³)
c)1,1(2a+3a²+4)
d) 0,25(a²+b²+ab), unde 1/4=0,25
e) -96x la puterea m -56x

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