If - 1 - a b 2c d e 2f x y 2z- 2 - f 2d e 2z 4x 2y c 2a b and - 2 - - - 1 then - - is equal to

The correct option is A 2 #160; _ 1 =| a amp; b amp; 2c d amp; e amp; 2f x amp; y amp; 2z | =2| a amp; b amp; c ...

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Chain Rule of Differentiation

If Δ 1 = ...

Question

If $Δ_{1} = ⎛ ⎜ ⎝ \begin{matrix} a & b & 2 c d & e & 2 f x & y & 2 z \end{matrix} ⎞ ⎟ ⎠ & Δ_{2} = ⎛ ⎜ ⎝ \begin{matrix} f & 2 d & e 2 z & 4 x & 2 y c & 2 a & b \end{matrix} ⎞ ⎟ ⎠$ and $Δ_{2} = π . Δ_{1}$ then ' $π$ ' is equal to

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\frac{Δ_{1}}{Δ_{2}}

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Δ_{2} Δ_{1}

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