Number 1: Given a first-order differential equation: /1 + x² dy − ydx = 0 A) Solve for the general solution of the given differential equation. Express your answer in explicit form, i.e., y = f(x). B) If y(1) = 1, solve for the particular solution of your answer in part (A). C) Using your answer in part (B), find the exact value of y(-1).

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