Advanced Math Archive: Questions from January 01, 2023
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Find \( f_{x} \) and \( f_{y} \) for the following functions. (c) \( f(x, y)=y \cos (4 x+y) \) (e) \( f(x, y)=x \ln (2 x+y) \) (g) \( f(x, y)=\frac{y}{x+2 y} \)2 answers -
5. Use the graph of \( y=f(x) \), shown at the right, to sketch the graph of each of the following. a. \( y=2 f(x) \) b. \( y=-\frac{1}{2} f(x) \) c. \( y=f(-2 x) \) d. \( y=f\left(\frac{1}{2} x\right2 answers