Answer:
[tex]m(x)=x^4-x^3+8x-1\\\\n(x)=|x+6|[/tex]
Are not one-to-one functions
Step-by-step explanation:
As m(x) has symmetry at the line x=0, it is not one-to-one
As n(x) has symmetry at the line x=-6, it is not one-to-one