Преобразуйте в многочлен произведение:
а) (-2a²+a+2) (3a-1)=
б) 2x-(x²+2) (x-8)=
а) (-2a²+a+2) (3a-1)=
б) 2x-(x²+2) (x-8)=
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б) 2x-(x²+2)(x-8)=2x-(x³-8x²+2x-16)=2x-x³+8x²-2x+16=-x³+8x²+16.