Sixxis4life Sixxis4life

16-03-2018
Mathematics

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what method most efficient to use to solve x^2+4x+3=0

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dwh2o13 dwh2o13

16-03-2018

My recommendation would be to factor..
x² + 4x + 3 = 0 factor the left side into two binomials
(x + 3)(x + 1) = 0 set each of these binomials equal to zero and solve

x + 3 = 0 Implies x = -3
x + 1 = 0 implies x = -1

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