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A concave mirror in an amusement park has a radius of curvature of 4. A child stands in front of the mirror so that she appears 3.0 times taller than...
A concave mirror in an amusement park has a radius of curvature of 4.0 m. A child stands in front of the mirror so that she appears 3.0 times taller than her actual height. If the image is upright, how far is she standing from the mirror? Please provide formula.