How do you solve x $x^{2} +4x+3=0$ ?

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Mathematics Diễm Thu 3 years 2021-08-26T12:14:04+00:00 2021-08-26T12:14:04+00:00 1 Answers 6 views 0

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

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niczorrrr · Answer 1 · 2021-08-26T12:15:38+00:00

niczorrrr

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2021-08-26T12:15:38+00:00 August 26, 2021 at 12:15 pm

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Answer:

${ \tt{ {x}^{2} + 4x + 3 = 0}} \\ { \tt{(x + 1)(x + 3) = 0}} \\ \\ { \tt{x = - 1 \: \: and \: \: - 3}}$