Question

A concave cosmetic mirror has a focal length of 58cm . A 3.0cm -long mascara brush is held upright 29cm from the mirror.
1) Use ray tracing to determine the location of its image.___cm
2)Use ray tracing to determine the height of its image.___cm
3) Is the image upright or inverted?
4) Is the image real or virtual?

Answer 1