rozwiaz rownanie
x³-2x²-4x+8=0
oblicz a tk aby wilomiany byly rowne
w(x)=ax(ax-3)²
p(x)=27x³-36x²+12x
rozloz na czynniki wielomian
w(x)=9x⁴-(x+3)²
ROZPISZCIE
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1. x²(x-2)-4(x-2)=0
(x²-4)(x-2)=0
(x-2)(x+2)(x-2)=0
x-2 lub x=-2
2. w(x)=ax(a²x²-6ax+9)=a³x³-6a²x²+9ax
27=a³ -6a²=-36 9a=12
a=3 a²=6 a=12/9
a=√6
x³-2x²-4x+8=0
x2(x - 2) - 4 (x - 2)= 0
(x2 - 4) ( x-2) =0