Question 1190969
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Instead of doing your job, I am posting to you a collection of links on the subject in the Internet.


They are really good sources to learn the subject from and to learn solving relevant problems.



          Lenses
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https://www.physicsclassroom.com/class/refrn      (Lesson 5)


https://www.physicsclassroom.com/class/refrn/Lesson-5/The-Anatomy-of-a-Lens


https://www.physicsclassroom.com/class/refrn/Lesson-5/Refraction-by-Lenses


https://www.physicsclassroom.com/class/refrn/Lesson-5/Image-Formation-Revisited


https://www.physicsclassroom.com/class/refrn/Lesson-5/Converging-Lenses-Ray-Diagrams


https://www.physicsclassroom.com/class/refrn/Lesson-5/Converging-Lenses-Object-Image-Relations


https://www.physicsclassroom.com/class/refrn/Lesson-5/Diverging-Lenses-Ray-Diagrams


https://www.physicsclassroom.com/class/refrn/Lesson-5/Diverging-Lenses-Object-Image-Relations


https://www.physicsclassroom.com/class/refrn/Lesson-5/The-Mathematics-of-Lenses


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https://newton.ph.msstate.edu/~fox/ph2233/examples33.pdf