Piecewise Defined Functions Answers

Which statement about the relationship between the time to pay off the mortgage and the monthly payment is true?

The approximate intensity ratio for an alarm clock is .

r =

The percentage of sprouted seeds for a single crop can be modeled by a logistic function that is represented by . Which statements about the scenario are true? Check all that apply.The y-intercept of the function is (0, 1).1% of the crop’s seeds were sprouted at the start.The limiting value is 100, because the percentage of sprouted seeds cannot exceed 100%.The number of sprouted seeds increases quickly until 5% of the seeds sprout, and then the growth slows. The function has an asymptote at x = 99, which is the maximum number of seeds that can sprout.

A sample of 100 mg of cobalt is studied over time. After 1 year, the sample was measured at 97.5 mg. If the size of the sample continues to change at the same rate, which equation models the change?

The equation that models this data is .

a =

b =