Question

What is a concave and
Show the formation of image with a ray diagram, when an object is placed on the principal acid
of a concave mirror away from the centre of curvature
Mention the uses of concave mirror in our daily life.
measur​

Answer 1

Explanation:

In mathematics, a concave function is the negative of a convex function. A concave function is also synonymously called concave downwards, concave down, convex upwards, convex cap or upper convex.

Answer 2

Answer:

having an outline or surface that curves inwards like the interior of a circle or sphere.

"concave lenses"