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设f(x)=ah(x)+(x-a)k(x),h(x)≠0,k(x)≠0,且g(x)=(x-a)mh(x),m≥1,,a≠0,证明:
设f(x)=ah(x)+(x-a)k(x),h(x)≠0,k(x)≠0,且g(x)=(x-a)mh(x),m≥1,,a≠0,证明:
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设f(x)=ah(x)+(x-a)k(x),h(x)≠0,k(x)≠0,且g(x)=(x-a)mh(x),m≥1,,a≠0,证明:
(本小题满分12分)
已知a为实数f(x)=(x2-4)(x-a).
(I)求导数f’(x);
(Ⅱ)若f’(-1)=0,求f(x)在[-2,2]上的最大值和最小值.