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Class 12MathematicsRelations and FunctionsFunctionsEasy
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If (f(x)=2x+3) and (g(x)=x-1), what is ((f\circ g)(x))?

Answer and explanation

Correct answer: (2x+1)

Step 1: ((f\circ g)(x)=f(g(x))). Step 2: Put (g(x)=x-1) into (f). Step 3: (f(x-1)=2(x-1)+3=2x+1).

Related tags

CompositionLinear FunctionsAlgebraEasyFunctionsRelations And FunctionsMathematicsClass 12 Mcq
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