Question

dont understand these two problem keep getting the answer wrong could you help me by explaining step by step please.

Set up an integral for the length of the curve Use a graphing utility or computer to find the length of the curve numerically 2y2+yx+4 from (-3,-1) to (17.3) a. L dy b. Graph the curve Choose the correct graph below. O A O B. Oc O D. I-10,25,5) by I-1,7.1) I-10,25,5] by [-2,6.1] [-25,10,5] by -2.6.1 [-10,25,5] by [-6.2.1 c. The length of the curve 2y2 + yx+4 from (-3,-1) to (17.3) is (Round to the nearest hundredth.) select your answer(s). Click 1007 PM d D6/06/2019 O Type here to search DELL an integral for the area of the surface generated by revolving the curve x Set 5 tan t dt, 0sys about the y-axis. Graph the curve. Use technology to find the surface area numerically . Choose the correct integral below O A. x/6 1+(5 tan y 21 5 tan f dy O B. x/6 1+(5 sec y2) dy 5 tan t dt O C. 2x (5 tan y)1+ ((5 sec y) dy O D. 2x (5 tan y) 1+(5 tan v) dy b. Choose the correct graph of the curve below O C. O A O B. O D Click to select your answer(s) 10:08 PM Type here to search DEDE/O019 DELL a. Set up an integral for the area of the surface generated by revolving the curve x 5 tan t dt, 0sys about the y-axis C. Use technolom find the surface area numerically OC. 2x (5 tan y) 1+((5 sec vi?)? dy O D. 2x (5 tan y)1+(5 tan y dy b. Choose the correct graph of the curve below O C. O B. O A (Round to two decimal places as needed) c. S Click to select your answer(s) 10:08 PM 06/06/2019 Type here to search DOLL of t

Answer 1

2- (2 2I) at (-12-) yiy 2 2. dength rc it is hai cguatur of T-18 farakola &g.1- Lydy L = 33.608