answer and explain

Problems 7-14 refer to the function fshown in the figure. Use the graph to estimate the indicated function values and limits. Figure for 7-14 7. 10.9) 8. 0.1) 9. f(-1.9) 10. f(-0.9) 11. (A) lim_f(x) (B) lim f(x) (C) lim f(x) (D) (1) (E) Is fcontinuous at x = 1? Explain. 12. (A) lim f(x) (B) lim, f(x) (C) lim f(x) (D) 2) (E) Is fcontinuous at x = 2? Explain. 13. (A) lim f(x) (B) lim f(x) (C) lim f(x) (D) f(-2) (E) Is fcontinuous at x = -2? Explain. 14. (A) lim f(x) (B) lim f(x) (C) lim f(x) (D) f(-1) (E) Is fcontinuous at x = -1? Explain. 15. g(-3.1) 16. 8(-2.1) 17. g(1.9) 18. g(-1.9) Problems 15-22 refer to the function g shown in the figure. Use 19. (A) lim_g(x) (B) lim g(x) the graph to estimate the indicated function values and limits. (C) lim g(x) (D) 8(-3) (E) is g continuous at x = -3? Explain. 8(x) 20. (A) lim_g(x) (B) lim g(x) (C) lim g(x) (D) 8(-2) (E) Is g continuous at x = -2? Explain. 21. (A) lim g(x) (B) lim g(x) (C) lim g(x) (D) 8(2) (E) Is g continuous at x = 2? Explain. 22. (A) lim g(x) (B) lim g(x) (C) lim g(x) (D) 8(4) Figure for 15-22 (E) Is g continuous at x = 4? Explain