Exam Reviewer General Mathematics

ONE-TO-ONEFUNCTIONSGEN ERA L M ATH EM ATIC SThe f u n ctio n f is o n e-to -o n e i f f o r a n y in t h e d o m ain o f f, t h en f( ) f( ) . T hat i s , t h esa m e y -v alu e i s n ev er p air e d w it h t w o d if fe re n tx- v alu es. O NE-T O -O NE F U N CTIO NSDetermining whether a function is one-to-one.For t h e f o llo w in g f u n ctio n, t h e d om ain r e p re se n ts t h e a g e o f f iv e m ale s a n dth e r a n ge r e p re se n ts t h eir H DL ( g o od ) c h o le ste ro l ( m g/d L).For t h e f o llo w in g f u n ctio n, t h e d om ain r e