damienbiesenberger
damienbiesenberger damienbiesenberger
  • 26-09-2019
  • Mathematics
contestada

What are the solution(s) to the quadratic equation 40 - x2 = 0?
x= +2/10
x = +4/10
+2/5
x = 4/5

Respuesta :

fredycopete
fredycopete fredycopete
  • 29-09-2019

Answer:

X= [tex]2\sqrt{10}[/tex]

Step-by-step explanation:

[tex]40-x^{2}[/tex]=0

40=[tex]x^{2}[/tex]

x=[tex]\sqrt{40\\}[/tex]

[tex]\left \{ {{x=+\sqrt{40} } \atop {x=-\sqrt{40} }} \right.[/tex]

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