Definitions
What is the definition of a vertical asymptote?
A straight line, which the function never crosses.
2x/x+3 what is the vertical asymptote
Vertical asymptote at -3
(x+2)(x+3)/(x+2)(x+5) what is the point of discontinuity?
Point of discontinuity at -2
x^2-10x+3 factor this
(x+5)(x-2)
What is the definition of non- permissible value in terms of rational expressions?
For rational expression, any value that results in a denominator of zero.
3x-4/x+1.5
Vertical asymptote at -1.5
X^2+-x+6/x^2+6x+8
Point of discontinuity at -2
X^2-4/X^2-9
(x+2)(x-2)/(x+3)(x-3)
Definition of extraneous root?
A number that does satisfy the initial restrictions on the variable
3x+5/2x-3
Vertical asymptote at 3/2
X^2+x-12/x^2-x-6 what is the point of discontinuity
Point of discontinuity is at +3
2x^2+11x+5/6x^2+22x+20 what are the factors?
(2x+1)(X+5)/2x+4)(3x+5)