Which expression is equivalent^^

Answer:
[tex]a^{m-n} [/tex]
Step-by-step explanation:
When you divide a number x raised to a power by x raised to a power ypu subtract the exponents.
So [tex]a^{m} /a^{n}=a^{m-n}[/tex]
Answer:
a^m - ^n
Step-by-step explanation:
when dividing two expressions you subtract the exponents