Problem 70E

70. Suppose that $f(4)=2, g(4)=5, f^{\prime}(4)=6$, and $g^{\prime}(4)=-3 .$ Find $h^{\prime}(4)$

(a) $h(x)=3 f(x)+8 g(x)$

(b) $h(x)=f(x) g(x)$

(c) $h(x)=\frac{f(x)}{g(x)}$

(d) $h(x)=\frac{g(x)}{f(x)+g(x)}$

 

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