riverk17 riverk17

28-05-2020
Mathematics

contestada

Solve equation by using the quadratic formula.
9x2 + 24x = -16

Respuesta :

osikbro osikbro

28-05-2020

Answer:

-4/3

Step-by-step explanation:

[tex]9x^2+24x=-16[/tex]

[tex]9x^2+24x+16=0[/tex]

[tex]x=\dfrac{-24\pm\sqrt{24^2-4(16)(9)}}{18}=[/tex]

[tex]\dfrac{-24\pm\sqrt{0}}{18}=[/tex]

[tex]-\dfrac{4}{3}[/tex]

Hope this helps!

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