SOLUTION: Hi I am so lost and cant figure this out please help me!!! Find a rational number, r, that satisfies the following conditions. 3 separate answers. (a) r^2 < r (b) r^2 = r (

Algebra ->  Real-numbers -> SOLUTION: Hi I am so lost and cant figure this out please help me!!! Find a rational number, r, that satisfies the following conditions. 3 separate answers. (a) r^2 < r (b) r^2 = r (      Log On


   

Question 628118: Hi I am so lost and cant figure this out please help me!!!
Find a rational number, r, that satisfies the following conditions. 3 separate answers.
(a) r^2 < r
(b) r^2 = r
(c) r^2 > r
Answer by mananth(16946) About Me  (Show Source):
You can put this solution on YOUR website!
(a) r^2 < r
Let r = 1/2
(1/2)^2 = 1/4
!/4 < 1/2

(b) r^2 = r
let r=1
(1)^2 = 1
(c) r^2 > r
Let r= 2
2^2=4
4>2