设y(x)=(1+x^3)(5-1/x^2),求y'(1),y'(a).把步骤写清,跪拜设y(x)=(1+x^3)(5-(1/x^2)),求y'(1),y'(a).

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设y(x)=(1+x^3)(5-1/x^2),求y'(1),y'(a).把步骤写清,跪拜设y(x)=(1+x^3)(5-(1/x^2)),求y'(1),y'(a).
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设y(x)=(1+x^3)(5-1/x^2),求y'(1),y'(a).把步骤写清,跪拜设y(x)=(1+x^3)(5-(1/x^2)),求y'(1),y'(a).
设y(x)=(1+x^3)(5-1/x^2),求y'(1),y'(a).
把步骤写清,跪拜
设y(x)=(1+x^3)(5-(1/x^2)),求y'(1),y'(a).

设y(x)=(1+x^3)(5-1/x^2),求y'(1),y'(a).把步骤写清,跪拜设y(x)=(1+x^3)(5-(1/x^2)),求y'(1),y'(a).
y(x)=(1+x^3)(5-1/x^2)=5x^3 -x + 5 - 1/x^2
从而 y'(x) = 15x^2 - 1 + 2/x^3
从而 y'(1) = 15 - 1 + 2 = 16
y'(a) = 15a^2 - 1 + 2/a^3