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Which of the following is a bijection from the set of all positive integers to the set of all negative integers: OPTIONS: f(x)=-x² f(x)=(-1)ˣ f(x)=-|x| f(x)=-2x f(x)=1

Which of the following is a bijection from the set of all positive integers to the set of all negative integers:
OPTIONS:
f(x)=-x²
f(x)=(-1)ˣ
f(x)=-|x|
f(x)=-2x
f(x)=1

Grade:12th Pass

3 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
6 years ago
562-118_Capture.PNG
ASh
62 Points
6 years ago
sir please answer my other questions too
Deepak Kumar Shringi
askIITians Faculty 4404 Points
6 years ago
sure

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