It's a Wrap!

What do you call on the set of all ordered pairs?

• Domain

• Relation

• Range

• Ordinate

It is the set of all x-values in the given relation.

• Ordinate

• Abscissa

• Domain

• Range

Which of the following statements is NOT true?

• Relation is a collection of set of ordered pairs.

• All relations are functions but not all functions are relations.

• Range is the set of all y values in a relation.

• All functions are relations but not all relations are functions.

A _____________ line test is used to determine if a graph is a function or not.

Evaluate the function f (-1) = -x + 1.

• 0

• 1

• 2

• 3

Which of the following is domain of the relation (1, 3) (4, 5) (6, 4)?

• {3, 5, 4}

• {1, 4, 6}

• {1, 5, 6}

• 3, 2, 4}

What is the sum of the functions f(x) = 3x-3 and g(x) = -2x-1?

• (f + g) (x) = x - 4

• (f + g) (x) = x -2

• (f + g) (x) = x + 2

• (f + g) (x) = 5x -2

Find the difference of the functions f(x) = 3x-3 and g(x) =-2x-1?

• (f - g) (x) = 5x + 2

• (f - g) (x) = x - 2

• (f - g) (x) = x - 4

• (f - g) (x) = 5x - 2

A rational function can be defined as p(x)/q(x) where p(x) and q(x) are polynomials and q(x) must not be equal to 0.

• TRUE

• FALSE

• MAYBE

• NONE OF THE ANSWERS

A rule of correspondence that assigns each element of x to exactly one element of y.*Function*Coordinates*Relation*Ordered pairs

• Coordinates

• Function

• Relation

• Ordered Pairs