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     EduGorilla 
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    Let x and y be real numbers, such that (x2 – y2)(x2 – 2xy + y2) = 3 and x – y = 1. What is the value of xy?

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    1. 2
    2. 1 +
    3. 1 -
    4. 1
    5. 3
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Reply To: Let x and y be real numbers, such that (x2 – y2)(x2 – 2xy + y2) = 3 and x – y = 1. What is the value….
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