Math Chapter Wise question with answer

Q01 Let x y (x,y) x y − = + f with x y 0 Then: English · UP PCS (Pre) 1996 Q02 Let α = ∞ ∫ 2 0 1 1+ t at Which of the following is true? English · Bihar (TRE 1.0) -2023 Q03 The complete integral of the equation p q 1 + = + =, where z z P,q x y ∂ ∂ = ∂ ∂ is English · PGT 2010 Q04 For the function f(x,y) defined as () 2 2 4 xy,if x,y 0 x y f(x,y) 0,if x,y 0 ≠ + = at the origin directional deriv... English · UP Higher Asst. Prof. 2021 Q05 For the function 1 y z tan x − = consider the following statements: 1 z z S x y 0 x y ∂ ∂ ≡ + = ≡ + = ≡ + = ≡ + = ∂... English · Rajasthan TGT 2016 Q06 If 2 xy z = e,x = tcost,y = tsint, then the value of dz π at,t = is - dt 2 English · UPPSC Polytechnic Lecturer 2021 (I)