Chain Rule with Inverse Cosecant
Which of the following is the derivative of $2\csc^{-1}(5x)$?
A
$\frac{10}{|x|\sqrt{25x^2-1}}$
B
$\frac{10x}{|x|\sqrt{25x^2-1}}$
C
$-\frac{10}{|x|\sqrt{25x^2-1}}$
D
$-\frac{10x}{|x|\sqrt{25x^2-1}}$
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