a) 2x²-32y²=2*(x²-16y²)=2*(x²-(4y)²)=2*(x+4y)*(x-4y).
б) 2x³+2y³=2*(x³+y³)=2*(x+y)*(x²-xy+y²).
в) 2x²y-x³-xy²=-x*(x²-2xy+y²)=-x*(x-y)².
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a) 2x²-32y²=2*(x²-16y²)=2*(x²-(4y)²)=2*(x+4y)*(x-4y).
б) 2x³+2y³=2*(x³+y³)=2*(x+y)*(x²-xy+y²).
в) 2x²y-x³-xy²=-x*(x²-2xy+y²)=-x*(x-y)².