An object is placed infront of a convex mirror of focal length f. Find the maximum and minimum distance of two object from the mirror such that the image is real and magnified.

An object is placed in front of a convex mirror of focal length dof f and the maximum and minimum distance of an object from the mirror such that the image formed is real and magnified.

A convex mirror of focal elongth f produces an image magnified m times.The distance of the object from mirror is

An object is placed at a distance of 10cm from a convex mirror of focal length 15cm. Find the position and nature of the image.