Correct Answer: Option A

Explanation

Given:  x * y = \(\frac{y^2 - x^2}{2xy}\), Evaluate -3 * 2

-3 * 2 → x = -3, y = 2

-3 * 2 =   \(\frac{y^2 - x^2}{2xy}\) =  \(\frac{(2^2 - (-3)^2}{2 \times 2 \times -3}\)

= \(\frac{4 - 9}{- 12}\) = \(\frac{-5}{-12}\) = \(\frac{5}{12}\)

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