1.Wyznacz iloczyn.
a) (x²+x-1)(x²-x+1)
b) (2x² - 3x + 2)(x² + 4x -3)
c) (x-1)(x+2)(x-3)
d) (x + 0,5)(2x + 4)(x+4)
2. Wyznacz wielomian v(x)=[w(x)]² i podaj jego stopień
a) w(x)= x² +x +2
b) w(x)= x³ -4x² +3
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a) x4-x3+x2+x3-x2 +x -x2+x= x4
b) 2x4+8x3-6x2-3x3-12x2+9x+2x2+8x-6=2x4+5x3-16x2+17x-6
c)x3-x2-6x+6