F(x)=x^3-2x^2+8x-2 x[1;4]

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F(x)=x^3-2x^2+8x-2 x[1;4]

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Answer 1

F’(x)=(x^3-2x^2+8x-2)’=3x^2-4x+8;
F’(1)=3•1^2-4•1+8=3-4+8=7.
F’(4)=3•4^2-4•4+8=48-16+8=40.
Ответ: 7, 40.