Which number is a perfect square?A. 249 B. 256 C. 265 D. 281

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Which number is a perfect square?A. 249 B. 256 C. 265 D. 281

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Bơ 4 years 2021-09-01T16:02:28+00:00 1 Answers 5 views 0

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  1. dangkhoa
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    2021-09-01T16:03:39+00:00
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    Answer:

    B. 256

    Step-by-step explanation:

    The square root of 256 is 16.

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