In this lesson, you looked at absolute value and how to compare the values. The absolute value of a number is its distance from zero. For example, |−7| = 7, because −7 is seven units from zero. Also, |7| = 7, because 7 is also seven units from zero. And |0| = 0, because 0 is 0 units away from zero.

What are the vertical asymptotes of the function f(x) =5x+5/x2 + x-2

Use sigma notation to represent the following series for 9 terms.

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?