Factorise by grouping: x² – 5x + 2x – 10

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Factorise by grouping: x² – 5x + 2x – 10

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Adela 4 years 2021-08-23T02:47:15+00:00 1 Answers 16 views 0

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  1. King
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    2021-08-23T02:48:36+00:00
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    Answer:

    (x + 2)(x – 5)

    Step-by-step explanation:

    Here are the steps:

    x^2-5x+2x-10\\(x^2-5x)+(2x-10)\\x(x-5) + 2(x-5)\\(x + 2)(x-5)

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