Answer:
[tex]\frac{1}{2}[/tex]
Step-by-step explanation:
this is because
[tex]2=\frac{2}{1}[/tex]
and the reciprocal of this is [tex]\frac{1}{2}[/tex]
[tex]\frac{2}{1}[/tex] → [tex]\frac{1}{2}[/tex]