Select the correct answer. What is the complete factorization of x2 + 2x – 63? A. (x+ 21)(x-3) B. (x-9)(x+7) C

Question

Select the correct answer.
What is the complete factorization of x2 + 2x – 63?
A. (x+ 21)(x-3)
B.
(x-9)(x+7)
C.
(x + 9)(x-7)
D.
(x-21)(x + 3)
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Hải Đăng 4 years 2021-07-18T03:30:33+00:00 1 Answers 15 views 0

Answers ( )

  1. nguyetanh
    0
    2021-07-18T03:31:35+00:00
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    Answer:

    the answer of this question is

    c

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