Mathematics
Mathematics, 30.07.2021 07:20, rosehayden21

AN OBJECT IS PLACED AT A CERTAIN DISTANCE ON THE PRINCIPAL AXIS OF A CONCAVE MIRROR . THE IMAGE IS FORMED AT A DISTANCE OF 30 CM FROM THE MIRROR. FIND THE OBJECT POSITION (if r= 30 CM) ​

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AN OBJECT IS PLACED AT A CERTAIN DISTANCE ON THE PRINCIPAL AXIS OF A CONCAVE MIRROR . THE IMAGE IS F...

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