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Let f(x)=|x-2| where x is a real number.Which one of the following is true? OPTIONS: f is periodic f(x+y)=f(x)+f(y) f is an odd function f is not a 1-1 function

Let f(x)=|x-2| where x is a real number.Which one of the following is true?
OPTIONS:
f is periodic
f(x+y)=f(x)+f(y)
f is an odd function
f is not a 1-1 function

Grade:12th Pass

2 Answers

Anish Singhal
askIITians Faculty 1194 Points
3 years ago
f is not one one, refer graph of modulus functions which are always V shape curve hence not one one
Deepak Kumar Shringi
askIITians Faculty 4405 Points
3 years ago
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