f(x)=(x-1)(x-2).(x-3)求导

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f(x)=(x-1)(x-2).(x-3)求导f(x)=(x-1)(x-2).(x-3)求导f(x)=(x-1)(x-2).(x-3)求导f(x)=(x-1)(x-2)(x-3)f''(x)=(x-2)

f(x)=(x-1)(x-2).(x-3)求导
f(x)=(x-1)(x-2).(x-3)求导

f(x)=(x-1)(x-2).(x-3)求导
f(x)=(x-1)(x-2)(x-3)
f'(x)=(x-2)(x-3)+(x-1)(x-3)+(x-1)(x-2)
=x^2-5x+6 +x^2-4x+3 +x^2-3x+2
=3x^2-12x+11