In Order To Produce An Inverted Image Of A Real Object That Is Exactly The Same

In order to produce an inverted image of a real object that is exactly the same size as the object using only a spherical mirror, how far from the mirror should the object be placed ( f is the focal length of the mirror)?

The correct answer is 2f, can you please explain why that is the correct answer ?

Thanks!

Place this order or similar order and get an amazing discount. USE Discount code “GET20” for 20% discount