Which of the following functions (or families of functions) are 'naturally' injective, i.e. when defined on their usual domains? A. the absolute value function B. inverse trig functions C. power functions with an odd degree D. power functions with an even degree E. polynomials F. logarithmic functions G. non-constant linear functions H. floor and ceiling function I. trigonometric functions J. exponential functions K. rational functions L. None of the above
Added by Donald B.
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Step 1:** The functions that are 'naturally' injective when defined on their usual domains are: - Absolute value function - Trigonometric functions - Power functions with an odd degree - Exponential functions ** Show more…
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