Question

упростите выражение 8x(2x-4)-(2-4x)^2

Answer 1

$8x(2x-4)-(2-4x)^2=\16x^2-32x-4+16x-16x^2=\-16x-4$

Answer 2

8x(2x-4)-(2-4x)^2=16x^2-32x-(2-4x)^2=16x^2-32x-4+16x-16x^2=16x^2-16x-4-16x^2=-16x-4