Question

2nd question pls help

Answer 1

Answer:

hope you will understand my solution easily.

thankyou.

hey ,one small correction,

1/f (in meters) is equal to power.

so it will come as ,

1/f = -3/200 (in cm ) ,so -3/200×100 (in meters )

so finally answrr is P(equivalent) = -1.5 Diopter.

Answer 2

Answer:

hope below answer will help u

Explanation: