Difference of Squares gives which complex factors for the expression x2 +11?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd

Atravel agent is booking a trip to england, scotland, ireland, and france for a group of senior citizens. the agent sent surveys to the group, asking which countries they would like to visit, in order, and created the shown preference schedule (e = england, i = ireland, s = scotland, f = france). which country is the condorcet winner? number of votes 15 12 16 19 1st f e e i 2nd e s i s 3rd s i s e 4th i f f f 1. scotland 2. england 3. france 4.ireland