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

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

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

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

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

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

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

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

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

A) No
B) Yes