Question

lim
8x3 -1
4x3 - x-1/2​

Answer 1

The problem is unclear

The assumption made is x tends to O
Lim (8x ^3 -1) / (4x^3 - x - 1/2)
X->0

=(8*0-1 ) / ( 4*0 - 0 -1/2)
=(-1) / (-1/2)
=2


If it’s a product ;
Then (-1) (-1/2)
= 1/2