49
Chapter 4: Nitty-Gritty Limit Problems
x x 5 x + 2
19. Use your calculator to figure lim . 20. Determine lim .
2
x " 3 ! x x " 3 4 x - 1
Solve It Solve It
*21. Evaluate lim 4 + 16 x - 3 xj. *22. 3 x 2 3 x 2
x
2
`
x " - 3 Evaluate lim c x - 1 - x + 1 m.
x " - 3
Solve It Solve It