Find the Partial Derivative $f_{x}(2,-5)$ When $f(x, y)=e^{3 x}+4 y$
A) $3 e^{6}$

Multiple Choice

Find the partial derivative.
-Find $f_{x}(2,-5)$ when $f(x, y) =e^{3 x}+4 y$ .

A) $3 e^{6}$
B) $3 e^{-14}$
C) $4 \mathrm{e}^{6}$
D) $4 e^{-14}$