A) None
B) Are all the values in X
C) Are all the values in X and Y
D) Are all the values in X

A) Are all the values in X and Y
B) Are all the values in X
C) All the values in Y

A) Because has a hole
B) Because has a Asymptote
C) Because of symmetry
D) Because has a jump
E) None

A) R
B) Both are correct
C) ] - ∞, + ∞ [

A) ]-∞, -3] U [3,+ ∞[
B) ]-∞, -3] U [-3,+ ∞[
C) All of them are correct
D) ]-∞, 3] U [3,+ ∞[

A) Decreasing from (-∞,1/2) and increasing (1/2,+ ∞)
B) Decreasing
C) Increasing
D) Decreasing from (-∞,1) and increasing (1,+ ∞)

A) Because a asymptote
B) Because of a jump
C) Because of symmetry
D) None
E) Because of a hole

A) Is a term related to symmetry
B) Happens when a function doesn’t have interruptions
C) Are the values that makes the denominator cero in a function

A) We graph and see the Y axis
B) We graph and see the X axis
C) Both are correct

A) No
B) Yes