Yoonsanha763 Yoonsanha763
  • 22-01-2020
  • Mathematics
contestada

3x 2 - 6 = 10 - x 2

{±1}
{±2}
{±4}

Respuesta :

jimrgrant1 jimrgrant1
  • 22-01-2020

Answer:

x = ± 2

Step-by-step explanation:

Given

3x² - 6 = 10 - x² ( add x² to both sides )

4x² - 6 = 10 ( add 6 to both sides )

4x² = 16 ( divide both sides by 4 )

x² = 4 ( take the square root of both sides )

x = ± [tex]\sqrt{4}[/tex] = ± 2

Answer Link
alyssahavelind55 alyssahavelind55
  • 18-07-2021

b {+2}

1111111111111111111111

Answer Link

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