Solve x2 + 13x + 22 = 0 using the quadratic formula.

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Solve x2 + 13x + 22 = 0 using the quadratic formula.

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Thành Công 3 years 2021-08-30T23:57:36+00:00 1 Answers 12 views 0

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    2021-08-30T23:58:52+00:00

    x^2 + 13x + 22 = 0

    ( x + 11 )( x + 2 ) = 0

    x = – 11 Or x = – 2

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