formula of quadratic function and their graph​

Question

formula of quadratic function and their graph​

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Thu Giang 4 years 2021-07-18T22:03:31+00:00 1 Answers 5 views 0

Answers ( )

  1. vankhanh
    0
    2021-07-18T22:04:48+00:00
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    Answer:

    -b +/- √b^2-4ac

    _____________

    2a

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