A slide projector needs to create a 98-cm-high image of a 2.0-cm-tall slide. The screen is 330 cm from the slide. For the steps and strategies involved in solving a similar problem, you may view a Video Tutor Solution. Part A What focal length does the lens need? Assume that it is a thin lens. Express your answer with the appropriate units. Enter positive value if the lens is converging and negative value if the lens is diverging. f = 13.9 Submit Part B Lo S= A 7 cm X Incorrect; Try Again; 3 attempts remaining Previous Answers Request Answer How far should you place the lens from the slide? Express your answer with the appropriate units. www A cm ? Submit Previous Answers Request Answer ? X Incorrect; Try Again; 5 attempts remaining