Evaluate the expression (a^2+b)^2 – (a^2-b)^2, if a=4 and b=1.

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Evaluate the expression (a^2+b)^2 – (a^2-b)^2, if a=4 and b=1.

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Khải Quang 5 months 2021-09-05T12:05:48+00:00 1 Answers 0 views 0

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    2021-09-05T12:07:40+00:00

    (a^2+b)^2 – (a^2-b)^2, if a=4 b=1.

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