A and B represent whole numbers, and A▯B means A² + B² – 2AB. What is the value of 9▯(5▯2)?

Question

A and B represent whole numbers, and A▯B means A² + B² – 2AB. What is the value of 9▯(5▯2)?

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Ngọc Hoa 5 years 2021-08-12T03:38:19+00:00 1 Answers 20 views 0

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  1. vankhanh
    0
    2021-08-12T03:40:18+00:00
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    It’s 54 because I did the math to get the answer

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )