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Question 18 (5 points) Solve the problem. A spring has a natural length of 22in_ A force of 16001b stretches the spring to 32 in. How far beyond its natural length will a 4001b force stretch the spring? O A 4in OF:) 25in @ oz O ) 40in Question 19 (5 points) Calculate the area of the region bounded by the graphs of the given equations. x=2y2-4,x=y2+5 O A 36 OB .12 @l Main Content O Db 27 Question 20 (5 points) Use the shell methed to find the volume of the solid generated by revolving the shaded region about the indicated line. About the liney=1 X= 63,@ (solid) and x = 6y2 (dashed) O n 2n O B) n (0 B O b) rn