A homeowner wants to enclose a 2,600 square foot rectangular garden by a fence in his backyard. If 3 sides of the fence cost $5.00 per foot and the 4th side costs $7.20 per foot, find the dimensions that will minimize the cost of building the fence and the minimum cost of its construction.

Which of the following statement about pascal's triangle are true?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =