uporządkuj wielomiany
x²+x-1-2(2x³-3²+2x-1)+x-1
(x²+x-1)(2x³-3²+2x-1)
(x-1)²-2x³-3²+2x-1
a)x²+x-1-2(2x³+9+2x-1)+x-1=x²+x-1-4x³-18-4x+2+x-1=-4x³+x²-2x-18 b)(x²+x-1)(2x³-9+2x-1)=2xdo5-9x²+2x³-x²+2xdo4-9x+2x²-x-2x³+9-2x+1=2xdo5+2xdo4-8x²-12x+10 c)(x²-2x+1)-2x³-9+2x-1=x²-2x+1-2x³-9+2x-1=-2x³+X²-9
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a)x²+x-1-2(2x³+9+2x-1)+x-1=x²+x-1-4x³-18-4x+2+x-1=-4x³+x²-2x-18 b)(x²+x-1)(2x³-9+2x-1)=2xdo5-9x²+2x³-x²+2xdo4-9x+2x²-x-2x³+9-2x+1=2xdo5+2xdo4-8x²-12x+10 c)(x²-2x+1)-2x³-9+2x-1=x²-2x+1-2x³-9+2x-1=-2x³+X²-9