Lim x => 1 1 - cos²(x-1)/4x²-8x+4

jawab

limit(x -->1) (1 - cos²(x-1)) / (4x² - 8x + 4)

limit(x--> 1) (sin² ( x- 1) /  4 (x -1)² )

x= 1
limit = (x-1)²/ 4 (x -1)²
limit = 1/4