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The object distance , x cm and the image distance, y cm of a lens are connected by equation +
If an object is
moving away from the lens at a rate of 12 cm per minute, find the rate at which the image distance is changing at the instant
when the object distance is 25 cm.
Select one:
a. 16/3
O b. 6/16
O c. 3/16
d. -16/3
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