Find f^-1(x) for f(x)=1/x^3 and state whether or not it is a function? (timed) a. f^-1(x)= -1/3x + 2/3 : function b. f^-1(x)= 1/3x - 2/3 : not a function c. f^-1(x)= 1/3x + 2/3 : function d. f^-1(x)= -1/3x - 2/3 : function

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

Divide. write in the simplest form. 4 1/6 divided by 10

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?