Question

A candle is placed 17.0 cm in front of a convex mirror. When the convex mirror is replaced with a plane mirror, the image moves 6.0 cm farther away from the mirror. Find the focal length of the convex mirror.
_______cm
bobpursley
Well then, the image distance is 11cm in back of the mirror. Use the lens equation. Watch signs.
-12.36

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