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Class 12MathematicsRelations and FunctionsFunctionsEasy
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If (f(x)=x^2), what is (f(x-1)-f(x))?

Answer and explanation

Correct answer: (-2x+1)

Step 1: (f(x-1)=(x-1)^2) and (f(x)=x^2). Step 2: The difference is ((x-1)^2-x^2). Step 3: Simplifying gives (x^2-2x+1-x^2=-2x+1).

Related tags

Function DifferenceSquare FunctionAlgebraFunctionsRelations And FunctionsMathematicsClass 12 Mcq
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