Can you please with 11, 20, and 77. Thanks so much! :)

No Service 5.2 EXERCISES preliminary Questions is d.t Ithe function is I l? 12:28 PM SECTION Comparison Theorem: If f (x) [a, b], then If m S f (x) S Mon [a,b], then The Definite Integral where is continuous, State whether thc fol- are or false: is the and the x-axis over If O. then is the area the and the x-axis ExerClses 110. draw a graph Of 'he Sigmi represented by and compwe it using geome'ry. 21 ds xl)dx (8 in two Ways: As the limit lim RA + 4)dx Sin x dr lxldx (c) If O. then I is the area f and thexaxis over [2.71. 3. Explain graphically: 4. Which i s 14. Evaluate: (a) FIGURE IS The two parts Of the graph are semicircles. / 5 and 16, refer 'o Figure 36. IS. Evaluate g (1) dr an d 16. Find a. b, such that myssihle, g(ndt. and FIGURE arc as as By sketching the relevant Signed area using geometry 12. Cal (Ax S) dx in two ways As theltmit lim RN using geometry 13 and refer Figure 5. 13. (a) d (b)