jaassmiinee jaassmiinee
  • 21-04-2020
  • Mathematics
contestada

x² +10x+3=0

how do I slove it with the quadratic formula?​

Respuesta :

valdezlaurenlv0
valdezlaurenlv0 valdezlaurenlv0
  • 21-04-2020

Answer:

Step-by-step explanation:

Ver imagen valdezlaurenlv0
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Wolfyy
Wolfyy Wolfyy
  • 21-04-2020

The equation is already in standard form [ ax² + bx + c = y ] so we can find the values of each variable.

a = 1

b = 10

c = 3

y = 0

Quadratic formula: [tex]x = \frac{-b+-\sqrt{b^2-4ac} }{2a}[/tex]

Solve using the formula:

[tex]x=\frac{-10+-\sqrt{10^2-4(1)(3)} }{2(1)}[/tex]

[tex]x=\frac{-10+-\sqrt{100 - 12} }{2}[/tex]

[tex]x=\frac{-10+-\sqrt{88} }{2}[/tex]

[tex]x=-5+-\sqrt{22}[/tex]

Therefore, the answer is [ x = -5 ± √22 ]

Best of Luck!

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