IB MAI HL Calculus Topic 5.1 Differentiation (id: 9841f85e4)

本题目来源于试卷: IB MAI HL Calculus Topic 5.1 Differentiation，类别为 IB数学

[填空题]
Consider the function f( 3rh:jfyp )9 kuo)dj1bX)=2vcg, 0p*s7 e dhu1*klnx$^4$ + 1.

1.Find f′(x)=ax$^3$, a=  .

2.Find the gradient of the graph of f at x=−1.
f′(-1)=-  .
3.Find the x-coordinate of the point at which the normal to the graph of f has a gradient of −8.
x=$\frac{a}{b}$, a=  , b=  .

参考答案:
空格1: 8  空格2: 8  空格3: 1  空格4: 4 


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