Reggie7079
08.08.2019 •
Mathematics
Define f: r → r by the rule f(x) = 4x – 1. a) prove that f(x) is one-to-one. (3 marks) b) prove that f(x) is onto. (3 marks)
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Ответ:
my be wrong but i think it is C
Step-by-step explanation: