mitchkoval mitchkoval
  • 15-07-2020
  • Mathematics
contestada

find the solutions x^2=18

Respuesta :

unicorn3125
unicorn3125 unicorn3125
  • 15-07-2020

Answer:

                x₁ = -3√2 ,   x₂ = 3√2  

Step-by-step explanation:

x² = 18     ⇔    x = √18    or   x= -√18

√18 = √[9•2] = √9•√2 = 3•√2 = 3√2

Answer Link
CloutAnswers
CloutAnswers CloutAnswers
  • 15-07-2020

Answer:

x₁ = -3√2

x₂ = 3√2

Step-by-step explanation:

x² = 18

x ± 3√2

x = -3√2

x = 3√2

Hope this helped! :)

Answer Link

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