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Class 11 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf (A\times B=\varnothing), which conclusion is always true?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf ((a+b,a-b)=(9,1)), what is the value of (a^2-b^2)?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (n(A)=4) and (n(B)=5), how many relations from (A) to (B) are possible?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (n(A)=7), how many pairs in (A\times A) have distinct coordinates?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (n(A)=6), how many pairs in (A\times A) have equal coordinates?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (A=[1,3]) and (B=(2,5)), which point is in (A\times B)?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (A\subseteq C) and (B\subseteq D), which relation is definitely true?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (A={1,2,3,4}), (B={a,b}), (C={2,3,5}) and (D={b,c}), how many elements are in ((A\times B)\cap(C\times D))?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (A={1,2,3}) and (B={2,4,6}), which is not an element of (A\times B)?Class 11Relations and FunctionsCartesian product of setsExpert MathematicsIf (A\neq \varnothing), (B\neq \varnothing) and (A\times B=B\times A), which conclusion is correct?Class 11Relations and FunctionsCartesian product of setsExpert