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) Are all the values in X
C) All the values in Y

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

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

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

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

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

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

A) Yes
B) No