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13-06-2022
Mathematics

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Find the zeros of y=x² + 6x-4 by completing the square.
A. x = 3± √13
B. x = ±3
C. x = 3+√5
D. x= -3± √13

Find the zeros of yx 6x4 by completing the square A x 3 13 B x 3 C x 35 D x 3 13 class=

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konrad509 konrad509

13-06-2022

[tex]x^2+6x-4=0\\x^2+6x+9-13=0\\(x+3)^2=13\\x+3=\pm\sqrt{13}\\x=-3\pm\sqrt{13}[/tex]

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