You improve your time running a course by 5 seconds in week one by 3 seconds in week two and by 4 seconds in week three what is the mean weekly change in your running time

Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.