A 20-foot long ladder leans against a building and must just reach a window that is 8 feet off of the level ground. The ladder will be unstable if its base is more than 15 feet from the bottom of the building. Will this ladder be unstable? Show how you arrived at your answer. *

Based upon past experience, barry expects no overdrafts. he expects no 2nd copies of statements. barry estimates that he will use network atms about 5 times a month with either bank. barry decides in the end to choose eecu. assuming that both banks provide the necessary services equally well, and based upon the tables of fees given above, how much can barry reasonably expect to save annually by choosing eecu in this case over e-town bank? a. $72 b. $78 c. $144 d. $24

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

If the value of cos330°is√3/2 then find cos 165°.