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Subjects
Class 11MathematicsRelations and FunctionsGraphs of standard functionsHard
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For (f(x)=\lfloor x\rfloor+\lfloor -x\rfloor), what is the graph value at (x=1.7)?

Answer and explanation

Correct answer: ( -1 )

(\lfloor1.7\rfloor=1) and (\lfloor-1.7\rfloor=-2), so the value is (-1). In exams, avoid mistakes with greatest integers of negative numbers.

Related tags

GraphsGreatest-IntegerValueGraphs Of Standard FunctionsRelations And FunctionsMathematicsClass 11 Mcq
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