જો $u = x^2 + y^2$ અને $x = s + 3t, y = 2s - t$ હોય,તો $\frac{d^2u}{ds^2} = $

  • A
    $12$
  • B
    $32$
  • C
    $36$
  • D
    $10$

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Similar Questions

જો $u = \frac{x + y}{x - y}$ હોય,તો $\frac{\partial u}{\partial x} + \frac{\partial u}{\partial y} = $

જો $u = u(x, y) = \sin(y + ax) - (y + ax)^2$ હોય, તો નીચેનામાંથી શું સાચું છે?

જો $F(u) = f(x, y, z)$ એ $x, y, z$ માં $n$ ઘાત ધરાવતું સમપરિમાણીય વિધેય હોય, તો $x\frac{\partial u}{\partial x} + y\frac{\partial u}{\partial y} + z\frac{\partial u}{\partial z} = $

જો $u \equiv u(x, y) = \sin(y + ax) - (y + ax)^2$ હોય,તો તે શું સૂચવે છે?

જો $z = \sin^{-1}\left( \frac{x+y}{\sqrt{x} + \sqrt{y}} \right)$ હોય,તો $x\frac{\partial z}{\partial x} + y\frac{\partial z}{\partial y}$ ની કિંમત શોધો.

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