Answer:

Step-by-step explanation:
Using the Quotient rule:

We can subtract the exponents of x and y:

Therefore, 
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Hello,
Sandy is right .
Other method:
V=168=(10+4)*3*4
Answer:
C. (x + 4)² + y² = 5
Step-by-step explanation:
i just did it
Answer:
all work is shown/pictured