ANSWER
The correct answer is B

EXPLANATION
The given exponential expression is

We can rewrite this as,

We need to simplify to obtain a positive index, so we apply the following property,

This implies that,

This will finally simplify to,

Therefore the correct answer is B
Answer:
20736
Step-by-step explanation:
xy^4 = z
x=4 , y=3
(4*3)^4=z
12^4=z
z=20736
So put it in 2 hours and 15 minutes before 6pm which would be 3:45
The answer is 10. because median means middle so 10 is the middle #.