Answer:
Alex = No B.
Step-by-step explanation:
1) Use Quotient Rule: 

2) Simplify 1 - 3 = 2

3) Use Negative Power Rule: 

I think it’s C sorry if I’m wrong
Just do each number to they square root
Answer:
I have already answered this in your last question:)
Answer:
5/2 improper, 2 1/2 proper