Solving for dx/dy (change in x with respect to y) I get a solution that isn't one of the answer choices.
The Attempt at a Solution
3y^2 = 8x' + x'/x
x = 1 (given)
y = 2 (solved for in original equation)
3(4) = 9x'
12/9 = dx/dy
4/3 = dx/dy (change of x with respect to y).
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