Q. 2 (a) Find Lim H0.0) x+2x -y+2y CLO-1 (4) 2xy f(x.y)=+ x +y? (x, y)...

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Q. 2 (a) Find Lim H0.0) x+2x -y+2y CLO-1 (4) 2xy f(x.y)=マ+ア x +y? (x, y) (0,0) (b) Check the continuity of = 0, (x, y) = (0,0) CLO-1 (4) Q 3 (a) If u= sin .Show that x- CLO-2 (4) . (b). Calculate the directional derivative of the function $ = xy + yz'at the point (1, –1,1) in the direction of 31 + j-k CLO-2 (4) Q. 2 (a) Find Lim H0.0) x+2x -y+2y CLO-1 (4) 2xy f(x.y)=マ+ア x +y? (x, y) (0,0) (b) Check the continuity of = 0, (x, y) = (0,0) CLO-1 (4) Q 3 (a) If u= sin .Show that x- CLO-2 (4) . (b). Calculate the directional derivative of the function $ = xy + yz'at the point (1, –1,1) in the direction of 31 + j-k CLO-2 (4)