2*(x - 4)*(x + 4)
(2*(x - 4))*(x + 4) при x = -1/4
(2*(x - 4))*(x + 4)
(2*((-1/4) - 4))*((-1/4) + 4)
(2*(-1/4 - 4))*(-1/4 + 4)
-255/8
(-8 + 2*x)*(4 + x)
2.0*(4.0 + x)*(-4.0 + x)
2 -32 + 2*x