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Subliniati factorii comuni si transformati in produs sumele :
a) x²y-xy²
b) x²y+xy²-2xy
c) 4a²b³+8a³b²

Răspuns :

a) x²y-xy²=xy(x-y);
b) x²y+xy²-2xy=xy(x+y-2);
c) 4a²b³+8a³b²=4a²b²(b+2a).
Raluca98t
a) x²y-xy²=xy (x-y) b) x²y+xy²-2xy=xy (x+y-2) c) 4a²b³+8a³b²=4a^2 b^2(b+2a)

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