Answer:

Step-by-step explanation:
Definition of negative exponent:

In our case, a = 3 and -n = -2.

Now we just evaluate the power in the denominator.

Answer:

Step-by-step explanation:

The half gallon is better because you could buy 2 half gallons of milk and get the same amount for $2.98 which is less than $2.99
Answer:
Yes
Step-by-step explanation:
What would you do if he said ok so he said yes would go?
I told him god bless him and to keep working in his vocabulary.
Answer:
Range = 3
Variance = 0.6475
Standard Deviation = 0.804
Step-by-step explanation:
The steps and tables is shown in the attachment.