Calculate how much would have to be invested in order to have $2749.58 after 8 years if the investment paid a rate of 2.5 % compounded annually.

Y=4x^2+x-1 solve using quadratic formula

Ineed to know the answer to this algebra question.

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?