1. What operation on functions involves using a function as an input to another function?
A. addition
C. division
B. composition
D. multiplication

2. Which of the following real-life situations involves a rational function? 
B. Amount of relief in a barangay as a function of the number of families if the budget allocation is Php4000 for each family
D. Distance traveled as a function of time in kilometers if the speed is 40 kilometers per hour
A. Cost of buying rice as a function of quantity in kilograms at a price of Php40 per kilogram
C. Velocity as a function of travel time in hours over a distance of 10 kilometers

3.The domain of the rational function = / ( – 1) does not include that is equal to ________________.
A. 1
D. 4
B. 2
C. 3

4. Which real-life situation involving the relation between a person and his/her personal information does NOT indicate a function?
A. nationality
D. age
C. religion
B. address

5. Given () = 2² – – 1, g() = – 1, and ≠ 1, () / g() is equal to ________________.
D. 2 – 1
B. 2 + 1
C. 2²
A. 2² – 1

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