Answer:
See attachment for detailed answer.
Step-by-step explanation:
Answer:
-2 3/4
Step-by-step explanation:
i gotchu
Answer:
4th one
Step-by-step explanation:
a^-2 goes down and become a^2 and

b^-1 goes up and become b

that why answer is 4th...mark me brainliest please
Answer:
1
Step-by-step explanation:
can be expressed as
=
Similarly
can be expressed as
=
Numerator becomes:
·
= 
Denominator becomes:
·
= 
Since numerator = Denominator,
Answer = 1
Edit reason: typo
Algebra 1 just really teaches you the basics of algrebra