Answer:
[tex]\huge\boxed{Inverse~property~of~multiplication}[/tex]
Step-by-step explanation:
[tex]The~inverse~property~of~multiplication~states~that~a~product~of~a~number[/tex] [tex]and~its~reciprocal~is~always~1.[/tex]
[tex]For~Example:[/tex]
[tex]\frac{a}{b} *\frac{b}{a}=1[/tex]
[tex]\frac{7}{4} *\frac{4}{7}=1[/tex]
