Question: A lens for a digital camera has a focal length given by = 45.0 mm. (a) How close to the image sensor should the

A lens for a digital camera has a focal length given by ƒ = 45.0 mm.
(a) How close to the image sensor should the lens be placed to form a sharp image of an object that is 5.00 m away?
(b) What is the magnification of the image on the sensor?

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