Page 1 Set Theory CPT Section D Quantitative Aptitude Chapter 7 Brijeshwar Prasad Gupta Page 2 Set Theory CPT Section D Quantitative Aptitude Chapter 7 Brijeshwar Prasad Gupta Learning Objectives Number system Set Theory Set operations Product of Sets MCQ Page 3 Set Theory CPT Section D Quantitative Aptitude Chapter 7 Brijeshwar Prasad Gupta Learning Objectives Number system Set Theory Set operations Product of Sets MCQ Number system Natural numbers:- N â€¢ N = {1,2,3â€¦â€¦..} â€¢ 0 N, -3 N, ? N,v2 N Whole numbers:- W â€¢ W = {0,1,2,3â€¦â€¦.} ? ? ? ? Page 4 Set Theory CPT Section D Quantitative Aptitude Chapter 7 Brijeshwar Prasad Gupta Learning Objectives Number system Set Theory Set operations Product of Sets MCQ Number system Natural numbers:- N â€¢ N = {1,2,3â€¦â€¦..} â€¢ 0 N, -3 N, ? N,v2 N Whole numbers:- W â€¢ W = {0,1,2,3â€¦â€¦.} ? ? ? ? Number system Integers:- I or Z â€¢ I = {----- -3,-2,-1,0,1,2,3â€¦â€¦..} â€¢ Positive integers:- I + â€¢ I + = {1,2,3â€¦â€¦â€¦} â€¢ Negative integers:- I - â€¢ I - = {-1,-2,-3â€¦â€¦â€¦} Remark:- 0 ? I + , 0 ? I - but 0 ? I Page 5 Set Theory CPT Section D Quantitative Aptitude Chapter 7 Brijeshwar Prasad Gupta Learning Objectives Number system Set Theory Set operations Product of Sets MCQ Number system Natural numbers:- N â€¢ N = {1,2,3â€¦â€¦..} â€¢ 0 N, -3 N, ? N,v2 N Whole numbers:- W â€¢ W = {0,1,2,3â€¦â€¦.} ? ? ? ? Number system Integers:- I or Z â€¢ I = {----- -3,-2,-1,0,1,2,3â€¦â€¦..} â€¢ Positive integers:- I + â€¢ I + = {1,2,3â€¦â€¦â€¦} â€¢ Negative integers:- I - â€¢ I - = {-1,-2,-3â€¦â€¦â€¦} Remark:- 0 ? I + , 0 ? I - but 0 ? I Number system Prime numbers :- P â€¢ P = {x:x is divisible by either one or itself not by any other number except 1} â€¢ or â€¢ P = {2,3,5,7,11,13,17â€¦â€¦â€¦.}Read More

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