Understanding Sets and Venn Diagrams in Mathematics Education
Explore concepts of sets and Venn diagrams in Mathematics for 7th-grade students through engaging online classes. Learn about elements, unions, intersections, differences, and complements of sets. Practice with examples and solve problems to enhance your understanding.
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ALHAMD EDUCATIONAL SYSTEM Online clasess
SUBJECT. MATHEMATICS Grade.7th Chap. 1 Name. Sets Copy work
EX NO 1 B Q NO 1 FIND ? ?,???,? ?,? ? USING VENN DIAGRAM 2. U={all positive integers 10} {1,2,3,4,5,6,7,8,9,10} A={prime number} {2,3,5,7} B={square number} {1,4,9] 111111 10 1 4 9 1 1 3. U={a,b,c,d,e,f,g,h,I,j} A={vowels} {a,e,I} B={letters in the word did} {d,I,}
Q NO 2 LOOK AT THE VENN DIAGRAMS BELOW AND ANSWER THE QUESTIONS THAT FOLLOW 1. i. write down the elements of the sets U,A,B. Ans. U={11,12,13,14,15,16,17,19,20] A={11,12,13,14} B={11,16,19,20} AUB={11,12,13,14,15,16,17,19,20} A B={11} ?/={12,13,14} ?/={16,19,20} A-B={12,13,14} B-A={16,19,20} AuB A elements are different proved
Q NO 4 AT A DOCTOR S CLINIC THERE ARE 12 PEOPLE SUFFERING FROM FLU AND 9 PEOPLE SUFFERING FROM A STOMACH DISORDER.ONE PERSON IS SUFFERING FROM BOTH. THERE ARE 4 PEOPLE WHO ARE SUFFERING FROM NEITHER. Represent the following venn diagram. Stomatc h 8 fff How many people were there at the clinik in all? Ans. 24 (8+1+11+4)
