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let f(x)= [2x] - 2[x] .x belongs to real no. , [.] represents GIF. then range of f= ..........

let f(x)= [2x] - 2[x] .x belongs to real no. , [.] represents GIF. then range of f= ..........

Grade:11

1 Answers

Sanjeev Malik IIT BHU
101 Points
12 years ago

a no. can be of these two type

try to solve by making two categories

1.number with frctioal part less than 0.5

2. fract part greter than equal to 0.5

 

by taking 1.  f(x) =0

            2. f(x) = 1

range= {0,1}

 

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