Question

разложите на множители (x^2+1)^2-4x^2

Answer 1

=x⁴+1+2x²-4x²=x⁴-2x²+1

Answer 2

= (x^2 + 1) - (2x) ^2 = (x^2 + 1 - 2x)(x^2 + 1 + 2x) = (x^2 - 2x +1)(x^2 + 2x + 1) = (x-1)^2 * (x+1)^2