Answer:
4th. as it had UNIQUE values for every x
unlike rest 3,
like 2nd has two values of 3, not a function
The total cost would be $3 dollars and 48 cents because one dozen is equal to 12. Just multiply 0.29 by 12 to get $3.48.
Answer:

Step-by-step explanation:
We are given that
Initially the difference between the cake's and the cooler's temperature ,a=50 degree Celsius

We have to find the function that gives the temperature difference in degrees Celsius D(t).
We know that

Substitute the values


This is required function that gives the temperature difference in degrees Celsius.
Answer:
-54 is a integer and rational number
Step-by-step explanation: