You have a lens whose focal length is -7.01 cm. You place an object on the axis of the lens at a distance of 12.1 cm from it. How far is the object's image from the lens? Enter the answer as a positive quantity. image distance: If it can be determined, is the image real or virtual? virtual cannot be determined I real If it can be determined, is the image upright or inverted with respect to the object? inverted cannot be determined upright cm