Question

Решите уравнение: 9х^2 - 4 = 0
ПОЖАЛУЙСТА!)

Answer 1

9x^2 = 4 
x^2 = 4/9
x₁ = √(4/9) = √(2/3) = √(6)/3
x₂ = - √(4/9) = - √(2/3) = - √(6)/3