Science:Math Exam Resources/Courses/MATH102/December 2017/Question 02/Statement

Find $\frac{d y}{d x}$ at the point $(- 1, 2)$ if $x y = x^{3} + y^{3} - 9$

A. $- 13$ , Template:0 B. $- 4$ , Template:0 C. $- \frac{3}{13}$ , Template:0 D. $- \frac{1}{12}$ ,

E. $- \frac{1}{13}$ , Template:0 F. $0$ , Template:0 G. $1$ , Template:0 H. $\frac{1}{2}$ , Template:0 I. $\frac{4}{13}$ , Template:0 J. $\frac{8}{13}$