rozłóż wielomian w na czynniki
g) w(x) = (x^2 - 3x +2)(x^2 -2x -3)
w(x) = (x^2 - 3x +2)(x^2 -2x -3)
Δ=b^2-4ac
x=(-b±√Δ)/2a
(x^2 - 3x +2)
Δ=1
x1=2x2=1 (x^2 -2x -3)
Δ=16
√Δ=4
x3=3x4=-1w(x)=(x-2)(x-1)(x-3)(x+1)
pozdro 600V
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w(x) = (x^2 - 3x +2)(x^2 -2x -3)
Δ=b^2-4ac
x=(-b±√Δ)/2a
(x^2 - 3x +2)
Δ=1
x1=2x2=1
(x^2 -2x -3)
Δ=16
√Δ=4
x3=3x4=-1
w(x)=(x-2)(x-1)(x-3)(x+1)
pozdro 600V