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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।

MathematicsWhy is usual subtraction (-) not a binary operation on the set of natural numbers (\mathbb{N})?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsWhy is usual addition (+) a binary operation on the set of natural numbers (\mathbb{N})?Class 12Relations and FunctionsBinary operationsLevel 28Easy MathematicsWhy is (f:\mathbb{N}\to\mathbb{N}), where (f(n)=n+3), not onto?Class 12Relations and FunctionsReflexive relationLevel 27Expert MathematicsWhat is the correct conclusion for (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+5)?Class 12Relations and FunctionsOnto functionLevel 26Expert MathematicsThe function (f:\mathbb{N}\to\mathbb{N}), where (f(n)=n+2), is not onto for which reason?Class 12Relations and FunctionsOnto functionLevel 27Hard MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+2), which statement is correct?Class 12Relations and FunctionsOnto functionLevel 26Hard MathematicsIf (f:\mathbb{N}\to \mathbb{N}) is defined by (f(n)=n+1) and (\mathbb{N}={1,2,3,\ldots}), what is true about (f)?Class 12Relations and FunctionsOnto functionLevel 27Medium MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=2n-1), then (f) is not onto becauseClass 12Relations and FunctionsOnto functionLevel 26Medium MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+1), why is it not onto?Class 12Relations and FunctionsOnto functionLevel 26Medium MathematicsIf (f:\mathbb{N}\to{6,7,8,\ldots}), (f(n)=n+5), what is the correct statement?Class 12Relations and FunctionsOnto functionLevel 27Easy MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+5), why is (f) not onto?Class 12Relations and FunctionsOnto functionLevel 27Easy MathematicsIf (f:\mathbb{N}\to{4,5,6,\ldots}), (f(n)=n+3), choose the correct option about (f).Class 12Relations and FunctionsOnto functionLevel 26Easy MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+3), why is (f) not onto?Class 12Relations and FunctionsOnto functionLevel 26Easy MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=2n-1), why is it not onto?Class 12Relations and FunctionsOnto functionLevel 25Easy MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+1), why is (f) not onto?Class 12Relations and FunctionsOnto functionLevel 25Easy MathematicsChoose the correct statement for (f:\mathbb{N}\to\mathbb{N}), (f(n)=2n-1).Class 12Relations and FunctionsOne-one functionLevel 24Expert MathematicsChoose the correct option for (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+2).Class 12Relations and FunctionsOne-one functionLevel 23Expert MathematicsIf (f:\mathbb{N}\to\mathbb{N}) and (f(n)=n+2), what is the correct statement about (f)?Class 12Relations and FunctionsOne-one functionLevel 24Hard MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=n+(-1)^n), is (f) one-one?Class 12Relations and FunctionsOne-one functionLevel 23Hard MathematicsIf (f:\mathbb{N}\to\mathbb{N}), (f(n)=n^2+n), what is (f)?Class 12Relations and FunctionsOne-one functionLevel 22Hard