Let F(x, Y) = 3 $x ^ { 2 }$ + 2xy Find

Short Answer

Let f(x, y) = 3 $x ^ { 2 }$ + 2xy. Find $\frac { \partial f } { \partial x }$ .
Enter your answer exactly as just a polynomial in x plus or minus a polynomial in y both in standard form (do not label, no parentheses).