Question

write true or false
the focal length of a conrex mirror is positive.​

Answer 1

Explanation:

that's negative

I hope this helps

Answer 2

$\sf{Answer}$

True

Reason ⤵️

The focal length, is positive for a concave mirror, and negative for a convex mirror. When the image distance is positive, the image is on the same side of the mirror as the object, and it is real and inverted.

$\sf{Answer\:by\:UnicornRahuL}$