Sets — Important Questions
CBSE · Class 11 · Mathematics
146 important questions from Sets for CBSE Class 11 Mathematics, with answers. Includes multiple choice, multiple correct and true false questions.
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Important Questions from Sets
What is the symbol for set intersection?
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∩
The symbol ∩ represents the intersection of two sets, showing elements common to both sets.
Which mathematician developed set theory?
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Georg Cantor
Georg Cantor (1845-1918) developed set theory while working on trigonometric series.
What does A ⊂ B mean?
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A is a subset of B
The symbol ⊂ means every element of A is also an element of B.
What is the union of sets denoted by?
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∪
The symbol ∪ represents the union of two sets, combining all unique elements.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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