rlrippey rlrippey
  • 02-06-2021
  • Mathematics
contestada

Solve for x: 4/x - x/8 = 0

Respuesta :

sreedevi102
sreedevi102 sreedevi102
  • 02-06-2021

Answer:

[tex]x = \sqrt{32}[/tex]

Step-by-step explanation:

[tex]\frac{4}{x} - \frac{x}{8} = 0\\\\\frac{4}{x} = \frac{x}{8}\\\\x^2 = 32\\\\x = \sqrt{32}[/tex]

Answer Link
goyangi
goyangi goyangi
  • 02-06-2021
4/x - x/8 = 0
(32 - x^2)/8x = 0 (change into a single fraction)
32 - x^2 = 0
- x^2 = - 32
x^2 = 32
x = sqrt(32)
x = 4 sqrt(2)
x ≈ 5.66
Answer Link

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