Question

what do you mean by magnification is -3​

Answer 1

Answer:

Magnification is the ratio of the height of the

image to the height of the object. ... When we see

a positive sign on the magnification then the

image formed is virtual and erect.

I hope it help you.

Answer 2

Answer:

mark me as a brainliest please...

Explanation:

Magnification is the ratio of the height of the image to the height of the object. ... When we see a positive sign on the magnification then the image formed is virtual and erect.