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Class 11 · Mathematics · Easy
→Which option is the correct set-builder form of K = {4, 8, 12, 16, 20}?
Class 11 · Mathematics · Easy
→What is the roster form of I = {x : x is a natural number and 12 < x < 16}?
Class 11 · Mathematics · Easy
→If H = {12}, what is H called?
Class 11 · Mathematics · Easy
→If A = {3, 6, 9, 12, 15}, which is the most suitable description of A?
Class 12 · Mathematics · Expert
→On (A={1,2,3,4}), (R=A\times A). How many equivalence classes does it have?
Class 12 · Mathematics · Expert
→On natural numbers, (aRb) if and only if (a) and (b) have the same number of digits. What forms the equivalence class of (125)?
Class 12 · Mathematics · Expert
→On all (2\times 2) real matrices, (A RB) if and only if (\operatorname{tr}(A)=\operatorname{tr}(B)). Why is this an equivalence relation?
Class 9 · Mathematics · Medium
→Which option is the correct set-builder form of J={3,6,9,12}?
Class 9 · Mathematics · Easy
→If H = {x : x is a natural number and x is a factor of 12}, what is H?
Class 12 · Mathematics · Expert
→On natural numbers, (aRb) if and only if (a) and (b) have the same set of prime factors. Which of the following belongs to the equivalence class of (12)?
Class 12 · Mathematics · Expert
→If (A) has (5) elements and the partition of an equivalence relation is ({{a,b},{c,d,e}}), how many ordered pairs are in the relation?
Class 12 · Mathematics · Expert
→On (A={1,2,3,4,5,6}), (aRb) if and only if (a\equiv b \pmod{3}). What are the distinct equivalence classes of this relation?
Class 12 · Mathematics · Expert
→On the set of (2\times 2) real matrices, (A RB) if and only if (\det(A)=\det(B)). Why is this relation an equivalence relation?
Class 10 · Mathematics · Expert
→Which option is correct for comparing (\sqrt{2}+\sqrt{18}) and (\sqrt{8}+\sqrt{12})?
Class 10 · Mathematics · Expert
→Which option gives the correct value of (\sqrt{2}\sqrt{8}+\sqrt{3}\sqrt{12})?
Class 10 · Mathematics · Expert
→What is (\sqrt{75}+\sqrt{12}) equal to and what is its type?
Class 10 · Mathematics · Expert
→Which option is the correct value of (\frac{\sqrt{75}-\sqrt{12}}{\sqrt{3}})?
Class 10 · Mathematics · Expert
→If (x=\sqrt{13}+\sqrt{12}), what is the value of (x\cdot(\sqrt{13}-\sqrt{12}))?
Class 10 · Mathematics · Expert
→Which option gives the correct comparison between (\sqrt{3}+\sqrt{6}) and (\sqrt{12})?
Class 10 · Mathematics · Expert
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