Odpowiedzi

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2010-03-08T20:39:07+01:00
W(x) = x²+ 2x² +4x²=7x², G(x) = x³ -2x²
H(x) =W(x) + G(x)=7x²+x³-2x²=x³+5x²
P(x) = W(x) – G(x)=7x²-x³+2x²=-x³+9x²
F(x) = 2W(x)=2×7x²=14x²

W(x) = x⁵ + 2x³ + 4, G(x) = x³ – 2x² +1
P(x) = W(x) * G(x) = (x⁵ + 2x³ + 4)×(x³ – 2x² +1)= x⁸-2x⁷+x⁵+2x⁶-4x⁵+2x³+4x³-8x²+4=x⁸-2x⁷+2x⁶+3x⁵+6x³-8x²+4