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Algebra
Question

All of the functions below have a domain of all re...

All of the functions below have a domain of all real numbers. Which of them do NOT have inverses? There may be more than one. 

\( \square f ( x ) = 3 x ^ { 2 } - 20 x \) 

\( \square h ( x ) = 4 x ^ { 3 } - 11 \) 

\( \square g ( x ) = 5 ^ { 2 x + 3 } \) 

\( \square k ( x ) = 2 x + 3 \) . Submit Question 

Answer

f(x) do not have inverse

Solution
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