Original
Which of the following functions are one to one? Select all that
apply.
{{CMD_162}}
{{CMD_163}}{{MATH_164}}{{CMD_165}}
{{CMD_166}}{{MATH_167}}{{CMD_168}}
{{CMD_169}}{{MATH_170}}{{CMD_171}}
{{CMD_172}}{{MATH_173}}{{CMD_174}}
{{CMD_175}}
{{CMD_176}}