Gabriella is building a brick wall each row of bricks is 6.5 cm tall except that the top row is 1 cm shorter because it has no motor she wants the wall to be 259 cm tall. Which equation camera use to determine r, the number of rows of bricks Gabriela needs in her wall. A: 6.5(r-1) = 259
B: 6.5r - 1 = 259
C: 6.5r - r = 259
D: 6.5(r-1)+1=259

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

Use the ratio test to determine whether ∑n=14∞n+2n! converges or diverges. (a) find the ratio of successive terms. write your answer as a fully simplified fraction. for n≥14, limn→∞∣∣∣an+1an∣∣∣=limn→∞.

What is the area of the shaded sector?