Suppose U and V Are Differentiable Functions of X A) -38
B) 27
C) 43
D) -43

question 89

Multiple Choice

Suppose u and v are differentiable functions of x. Use the given values of the functions and their derivatives to find the value of the indicated derivative.
- $$\begin{array} { l } u ( 1 ) = 2 , u ^ { \prime } ( 1 ) = - 5 , v ( 1 ) = 7 , v ^ { \prime } ( 1 ) = - 4 \text {. } \\\frac { d } { d x } ( \text { uv } ) \text { at } x = 1\end{array}$$

• A) -38
• B) 27
• C) 43
• D) -43

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