- #1
TheRedDevil18
- 408
- 1
Homework Statement
Calculate the limit, if it exists:
lim x→3+ = 81-x4/(x2-6x+9)2
Homework Equations
The Attempt at a Solution
-(x4-81)/(x-3)(x-3)
= -(x2-9)(x2+9)/(x-3)(x-3)
= -(x-3)(x+3)(x2+9)/(x-3)(x-3)
= -(x+3)(x2+9)/(x-3).....I'm stuck here and don't know what to do next