Question

A concave spherical mirror has a radius of curvature 15 cm. A 1 cm tall bulb is placed in front of the mirror such that its image is formed 10 cm in front of the mirror. If you measure distance from the optic center of the mirror,

Answer 1

Your question seems to be incomplete?

Answer 2

I think that we can apply this formula:
\[\large \frac{1}{p} + \frac{1}{q} = \frac{2}{R}\]
where \(R=15\), and \(q=10\), so we have to find \(p\)