TOLONG DIBANTU YAA SOAL TURUNAN LIMIT MAT KELAS 11

y = (x^2 + 4) (Vx - 2) ( Vx + 2)
y = (x^2 + 4) (x - 4)
y = x^3 - 4x^2 + 4x - 16
dy/dx = 3x^2 - 8x + 4