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Sets
Sets

JEE Main Relations Question | Symmetric or Transitive? PYQ

❓ Question Let A = { 0 , 1 , 2 , 3 , 4 , 5 } A=\{0,1,2,3,4,5\} and let R R  be a relation on A A  defined by ( x , y ) ∈ R    ⟺    max ⁡ ( x , y…

Fibonacci Method for Subset Counting Problems

❓ Concept Set ke subsets banana hai… lekin ek strict rule — 👉 koi do numbers consecutive nahi hone chahiye! JEE mein yeh pattern baar-baar repeat…

Fibonacci Method for Counting Valid Subsets

❓ Question For n ≥ 2 n \ge 2 , let S n S_n ​ denote the set of all subsets of { 1 , 2 , … , n } \{1,2,\dots,n\} with no two consecutive numbers …

Relationship Between Two Sets in Coordinate Plane

❓ Question Let A = { ( α ,  β )  ∈ R × R :    ∣ α  −  1 ∣  ≤  4 ,    ∣ β  −  5 ∣  ≤  6 } and B = { ( α ,  β )  ∈ R × R :    16 ( α  −  2 )²  +  9…