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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 (g:A\to B) and (h:B\to C) are both onto, which statement about (h\circ g:A\to C) is correct?Class 12Relations and FunctionsOnto functionExpert MathematicsA function (f:{1,2,3,4}\to{a,b,c}) is given by (f(1)=a), (f(2)=b), (f(3)=b), (f(4)=c). Choose the correct statement.Class 12Relations and FunctionsOnto functionHard MathematicsIf (g:B\to C) and (f:A\to B) are both onto, what can be said about (g\circ f:A\to C)?Class 12Relations and FunctionsOnto functionHard MathematicsIf (g\circ f:A\to C) is onto, which of the following conclusions is always true?Class 12Relations and FunctionsOnto functionMedium MathematicsIf (f:A\to B) is onto and (g:B\to C) is onto, what can be said about (g\circ f:A\to C)?Class 12Relations and FunctionsOnto functionMedium MathematicsIf (f:\mathbb{R}\to\mathbb{R}), (f(x)=kx+3), when will (f) be onto?Class 12Relations and FunctionsOnto functionMedium MathematicsIf (f:A\to B) and (g:B\to C) are both onto, what can be said about (g\circ f)?Class 12Relations and FunctionsFunctionsMedium MathematicsIf (f:A\to B) is onto, what is true for every element of (B)?Class 12Relations and FunctionsFunctionsEasy MathematicsIf the range of (f:A\to B) is equal to (B), what is (f) called?Class 12Relations and FunctionsFunctionsEasy MathematicsIf (f:R\to R), (f(x)=x^3+1), is it onto?Class 12Relations and FunctionsFunctionsEasy MathematicsIf (f:A\to B) is onto, what relation holds between the range and the codomain?Class 12Relations and FunctionsFunctionsEasy