Which situation could be BEST represented by a constant function? A. the temperature of a house with a thermostat setting of 74 degrees

B. the amount of water in a swimming pool as it is being drained

C. the speed of a passenger airplane during takeoff

D. the weight of a parked truck as furniture is being loaded

The weight of b, c, and d are all changing as time goes on, but the thermostat doesn’t, it is CONSTANT. So “A”

We need the pictures of the graphs

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.