PG entrance exam CUET PG 2025 Mock Test Mathematical Science Analysis Functions of Several Variables
यदि u = log(x3 + y3 + z3 - 3xyz) और \(\frac{\partial u}{\partial x}+\frac{\partial u}{\partial y}+\frac{\partial u}{\partial z}=\frac{m}{x+y+z}\) है, तो m2 किसके बराबर है?
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