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Class 12 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf (A={1,2,3,4}) and (B={p,q,r}), which of the following functions (A\to B) is onto?Class 12Relations and FunctionsOnto functionExpert MathematicsIf (f:A\to B) is onto and (B={2,4,6,8}), what is (f(A))?Class 12Relations and FunctionsOnto functionMedium MathematicsIf (f:A\to B) is onto, what relation will hold between (f(A)) and (B)?Class 12Relations and FunctionsOnto functionEasy MathematicsIf (f:A\to B) is one-one and (g:B\to C) is not one-one, which statement about (g\circ f) is not necessarily true?Class 12Relations and FunctionsOne-one functionExpert MathematicsIf (f:A\to B) is one-one and (A) has (n) elements, how many elements will (f(A)) have?Class 12Relations and FunctionsOne-one functionExpert MathematicsIf (f:A\to B) is one-one and (A) has (6) elements, how many elements will (f(A)) have?Class 12Relations and FunctionsFunctionsExpert MathematicsIf (f:A\to B) is onto and (B) has (5) elements, how many elements will (f(A)) have?Class 12Relations and FunctionsFunctionsExpert