Linda pumped 28 gallons of water out of her pool. this was done over a period of 4 minutes at a constant rate. what was the change in the amount of water in the pool each minute?

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

The data in the table represent the height of an object over time. which model best represents the data? height of an object time (seconds) height (feet) 05 1 50 2 70 3 48 quadratic, because the height of the object increases or decreases with a multiplicative rate of change quadratic, because the height increases and then decreases exponential, because the height of the object increases or decreases with a multiplicative rate of change exponential, because the height increases and then decreases

Which expressions are equivalent to k/2 choose 2 answers: a k-2 b 2/k c 1/2k d k/2 e k+k