Michael's family wants to sign up for a movie rental service. They have information on DVD plans from four different companies. The family plans to watch 15 DVDs per month. Which plan is the BEST?
A. All-You-Can Watch DVD, pay $5 for each DVD, d, ordered
B. DVD-R-US pay $25 to join and $2 for each DVD, d, ordered
C. Cheap DVD, pay $20 to join and $2.50 for each DVD, d. ordered
D. DVD Land: pay $60 per month for unlimited amount of DVD rentals

Write the product as a trinomial. (x + 2)(x + 3) x2 + 5x + 6 x2 + 6x + 6 x2 + 6x + 5 x2 + 5

Evaluate the expression for the given value of the variable 7a - 4a for a =8

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?