Pleeaassse , 80 points: (show your work)given the expression 5x^3+8x^2-7x-6 explain why the binomial (x + 2) is a factor of this polynomial expression. explain why the binomial (x + 1) is not a factor of this polynomial expression.

Horace's speedometer reads 60 miles per hour, but during a road test he finds that he was actually driving 58 mph. what is the percent error in horaces speedometer?

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

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