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Real Valued Functions

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

MathematicsWhich of the following functions gives a real value for every real number x?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the domain of the function \(f(x)=\frac{1}{x^2}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the minimum value of the function \\(f(x)=x^2-4\\) when \\(x\in\mathbb{R}\\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the real domain of f(x) = √(9 − x²)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the domain of the function \(f(x)=\frac{2}{x+1}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the range of the function \(f(x)=|x-2|\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the domain of the function \(f(x)=\sqrt{x+3}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the real domain of the function \(f(x)=\frac{1}{x^2+1}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsIf the function \(f(x)=x+1\) has the domain \(A=\{1,2,3\}\), what is its range?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the real domain of the function \(f(x)=\sqrt{5-x}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsIf \(f:\mathbb{R}\to\mathbb{R}\) and \(f(x)=3x\), what is the value of \(f(-2)\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the domain of the function \(f(x)=\frac{1}{x-4}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the range of the function 8f(x)=|x|9?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the range of the function \(f(x)=x^2+1\) when \(x\in\mathbb{R}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsIf f(x)=2x-1, what is the value of f(3)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the range of f(x) = 5?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the real domain of the function \(f(x)=\sqrt{x}\)?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsWhat is the range of f(x) = x² when the domain is ℝ?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsIf (f(x)=x+3) is a real valued function, what is its domain?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Easy MathematicsIf f: ℝ → ℝ is given by f(x) = (x² + 9)/(x² + 3), what is the range?Class 11Relations and FunctionsReal-Valued Functions, Their Domain and RangeLevel 31Medium