plz help me in the solution of part b - Physics - Ray Optics And Optical Instruments

Question

plz help me in the solution of part b

Sanjay Singh · Accepted Answer

Dear student
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_5d80e9a042fe1%20jpeg"
style="width: 93px; height: 102px;">
Regards