According to the video, what are the potential negative effects of pacs? check all that apply. billions of dollars can be spent on a single election. wealthy supporters can determine who wins an election. voters have no opportunity to see unbiased ads or posters. candidates without rich backers have no chance of winning. pacs have the power to damage a campaign beyond repair. candidates are not allowed to run without the support of pacs.

When a company produces and sells x thousand units per week, its total weekly profit is p thousand dollars, where upper p equals startfraction 800 x over 100 plus x squared endfraction . the production level at t weeks from the present is x equals 4 plus 2 t. find the marginal profit, startfraction dp over dx endfraction and the time rate of change of profit, startfraction dp over dt endfraction . how fast (with respect of time) are profits changing when tequals8?