Question

(x^2 - 2)^2-(x^2 -6)^2=0
Решите пж..))

Answer 1

(x²-2)²-(x²-6)²=0
x⁴-4x²+4-x⁴+12x²-36=0
8x²=32    |÷8
x²=4
x₁=2     x₂=-2.