1-22

Chapter 11 Review Exercises In Exercises 1 -4 , determine graphically or numeri- cally whether the limit exists. If the limit exists, find its (approximate) value. 1. lim f(x); lim f(x); lim f(x) - 3 X- - 3 f(x) 2. lim g(x); lim g(x); lim g(x) x - -1 x - - 1 8(x) 3. lim V2 - x - V2 x - 0 X 4. lim 10* - .1 x--1x+1 Find the given limit if it exists. 5. lim 5x - 4 x-5x-2 6. lim 7 - 3x x - -1x-4 7. lim x2 - 9 x-3X-3 8. lim 49 - x2 x-7X+7 x2 - 16 9. lim x-4 X-4 10. lim X - x -6 X - - 2 x+2 11. lim _ Vx - 3 x-9X-9 12. lim VX - 4 x - 16X - 16 Find the given limit if it exists. 13. lim Vx2 - x - 12 14. lim (5x + V/9 - x2) x - 3 15. lim 1x -71 X -7X-7 16. lim Ix+9 x- -9x+9 17. lim x- +1 x -6-X -6 18. lim 8x x - - 5( (x+ 5)- 19. lim 9x + x - 03x - 4x2 20. lim 5x2 - 8x + 3 -7x3 21. lim 6x - x + 50 - 00 3 -2x2 22. lim 12x3 + 3x2 - 7x + 1 X -+ 00 6 - 3x - 4x3