haleyelizibeth2005 haleyelizibeth2005
  • 27-03-2020
  • Mathematics
contestada

What is X squared +3x-70

Respuesta :

MystaryPi
MystaryPi MystaryPi
  • 27-03-2020

Answer:

x = 7, x = -10

Step-by-step explanation:

[tex]x^2+3x-70 = 0[/tex]

Use the quadratic formula.

[tex]x = \frac{-3 + \sqrt{3^2-4(1)(-70)} }{2(1)} \\x = \frac{-3 - \sqrt{3^2-4(1)(-70)} }{2(1)} \\[/tex]

Solve.

x = 7, x = -10

You can also factor if you want - that is a faster method.

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