Question

$f(x,y) = xy^2+3x+2y^3+logx$ എങ്കിൽ $f_x= ?$

• A. $$y^2+ \frac{1}{x} + 3$$
• B. $$\frac{1}{x} + 3$$
• C. $$\frac{1}{x} -3$$
• D. $$y^2-\frac{1}{x} -3$$

Answer 1

Answer:

$$y^2+ \frac{1}{x} + 3$$

$f(x,y) = xy^2+3x+2y^3+logx$

$f_{x} = y^2 + 3 + 0 + \frac{1}{x} = y^2 + \frac{1}{x} + 3$