hey what’s (1 + 2) {}^{2} ​

Question

hey what’s
(1 + 2) {}^{2}
​

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Ben Gia 4 years 2021-09-01T08:57:55+00:00 2 Answers 7 views 0

Answers ( )

  1. thanhha
    0
    2021-09-01T08:59:24+00:00
    Reply

    Answer:

    9

    Step-by-step explanation:

    (1+2)²

    (3)²

    9

    hope this helps

  2. Calantha
    0
    2021-09-01T08:59:29+00:00
    Reply

    Answer:

    9

    Step-by-step explanation:

    (1 + 2)² ← evaluate parenthesis

    = 3²

    = 3 × 3

    = 9

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