What is the correct expansion of (2x+3) (2x^2-5)

Question

What is the correct expansion of (2x+3) (2x^2-5)

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Ngọc Khuê 3 years 2021-08-02T02:05:18+00:00 2 Answers 8 views 0

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  1. Calantha
    0
    2021-08-02T02:06:37+00:00
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    Answer:

    4x^3 + 6x^2 -10x – 15

    Step-by-step explanation:

    * means multiply

    4x^3 + 6x^2 -10x – 15

    2x * 2x^2 = 4x^3

    2x * -5 = 10x

    3 * 2x^2 = 6x^2

    3 * -5 = -15

  2. thanhha
    0
    2021-08-02T02:07:06+00:00
    Reply

    Answer:

    4x³ + 6x² – 10x – 15

    Step-by-step explanation:

    (2x+3) (2x²-5)

    4x³ – 10x + 6x² – 15

    4x³ + 6x² – 10x – 15

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