Question

. If a curve y = f(x) passes through the point (1, –1) and satisfies the differential equation, y(1 + xy) dx = x dy, then f(-1/2) is equal to:

(1) 4/5

(2) -2/5

(3) -4/5

(4) 2/5

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Answer 1

Answer:

(3) -2/5

Explanation:

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Answer 2

Please refer to the attachment.