Question

An image formed in a spherical has magnification -2. Is the image real or virtual?

Answer 1

If the image has a magnification that is negative which means it is formed towards the left side of origin or it's formed by a concave mirror which means the image is a real image

Answer 2

Hello dear friend !
Here is your answer :-

If the magnification of the mirror is negative then the mirror will be concave and the image would be real.