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

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

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

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

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

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

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

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

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

A) No
B) Yes