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Q: Which of these represents a function?
Answer:
Q: A. Input: A student's age; Output: The number of siblings a student has
Answer:
B. Input: The cost of an item; Output: The sales tax owed on the item
C. Input: A teacher's gender; Output: Subject he or she teaches
D. Input: The amount of coffee consumed; Output: Level of intelligence B
Q: A company uses the function B to predict the cost of benefits given the number
of employees,
Answer:
n.
Q: What might the inverse function be useful for?
Answer:
,Applied Algebra C957 WGU - Learning Checks Questions and Answers
with Verified Solutions | Latest 2026 Update
Q: A. The inverse function could be used to figure out how many employees the
company could
Answer:
employ if the budget for benefits was limited.
B. The inverse function could be used to predict the cost of benefits for new hires. A
Q: A function doubles each input. What does the inverse function do?
Answer:
Q: A. Doubles each input
Answer:
B. Adds 2 to each input
C. Subtracts 2 from each input
D. Halves each input D
, Applied Algebra C957 WGU - Learning Checks Questions and Answers
with Verified Solutions | Latest 2026 Update
Q: Sales tax in your state is 7%. Which function models the amount of sales tax, T,
when you spend x dollars?
Answer:
Q: A. T(x)=7+x
Answer:
B. T(x)=0.07+x
C. T(x)=7x
D. T(x)=0.07(x) D
Q: Your daughter babysits and charges $8 per hour.
Answer:
Select the function that models the amount of money she earns when babysitting for
h hours.