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Question 3 1 pts If you wanted to decrease the focal length (f) of a lens. You could do that by: O making the lens surface more curved, making the lens out of a lower n material O making the lens surface less curved, making the lens out of a higher n material O making the lens surface less curved, making the lens out of a lower n material O making the lens surface more curved, making the lens out of a higher n material

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