igedibenedict igedibenedict

19-02-2021
Mathematics

contestada

solve the quadratic equation x square + 6 x + 9 equals 0

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jstrick592 jstrick592

19-02-2021

x^2 + 6x +9
(x+3) (x+3)

x+3 = 0
x = -3

answer: x=-3

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