Afootball team has 4 chances with the ball to gain 10 yards and keep going to try and make a touchdown a team gained 7 yards, lost 2, gained 4, and lost 1 how many total yards did the team move (forwards or backwards)?

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25