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Real Functions

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

MathematicsIf \(f(x)=5x^2+2\) and \(g(x)=2x^2-7\), what is \((f-g)(x)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=x+4\) and \(g(x)=x-4\), which algebraic identity is useful for simplifying \((fg)(x)=f(x)g(x)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=x+12\) and \(g(x)=x+3\), what is \(\left(\frac{f}{g}\right)(3)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=\frac{2}{x}\) and \(g(x)=x^2\), and \((fg)(x)=f(x)g(x)\), what is the value of \((fg)(3)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=3x^2-2x+5\), which of the following functions is the additive inverse of \(f\), that is, satisfies \((f+g)(x)=0\) for every real \(x\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=\sqrt{x+5}\) and \(g(x)=x\), what is the value of \((f+g)(4)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=6x+1\) and \(g(x)=2x+3\), what is the value of \(\left(\frac{f}{g}\right)(0)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=x^2+10\) and \(g(x)=x^2+4\), what is the value of \((f-g)(1)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf f(x)=x+7 and g(x)=3x-2, what is the value of (fg)(1)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=x^2+5x\) and \(g(x)=x^2+2x\), what is the value of \((f-g)(x)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf f(x) = x + 9 and g(x) = 9 - x, what is the value of (f + g)(x)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=1\) and \(g(x)=5x-6\), what is the value of \((f+g)(x)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf (f(x)=0) and (g(x)=3x^2-2), what will ((fg)(x)) be?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf (f(x)=2x+10) and (g(x)=2x+10), what is ((f-g)(x))?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=x-3\), what is the value of the product of the functions, \((ff)(x)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf the function \(f(x)=x^2+4x\), what is the expression for \((f+f)(x)\)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=2x^2-5\), then what is \((-f)(x)\) equal to?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf f(x) = 4x + 6, what will (1/2 f)(x) be?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf f(x) = x − 8, what is 3f(x)?Class 11Relations and FunctionsAlgebra of real functionsEasy MathematicsIf \(f(x)=10x^3\) and \(g(x)=5x\), what is \(\left(\frac{f}{g}\right)(x)\), where \(x\neq0\)?Class 11Relations and FunctionsAlgebra of real functionsEasy