Lesson 4b 1-2

Identify the constant of variation in the given set of values below:

{(-15, 3), (-5, 1), (0, 0), (10, -2)}

• -3/15

• 1/5

• 3/15

• -1/5

Identify the constant of variation in the given set of values on given graph.

• 1/2

• -1/2

• 2

• -2

Identify the constant of variation in the given set of values on given graph.

• 2/3

• -2/3

• 3/2

• -3/2

A direct variation is a special relationship in which there is a constant ​ (a)  

• Ratio
• proportion
• constant
• equation

An inverse variation is a specific relationship in which there is a specific constant ​ (a)   between ​ (b)   variables. _

• product
• two
• ratio
• forms

What point is always included in a direct variation? ​ (a)  

• (0, 0)
• (1, 1)
• (0, 5)
• None

If the ordered pairs below represent direct variation, find the missing value?

(-4, 16) and (x, -52)

Mathematical Equivalence

ON

Identify the constant of the ordered pairs below:

{ (12, 6) , ( 8, 4) , ( 14, 7 ) }

Note: Simplify your answer, and write it in fraction or whole number. Don't use decimal equivalence.

Mathematical Equivalence

ON

If the following ordered pairs represent an inverse variation, find the missing value.

( 12, 14 ) and ( -24, y )

Mathematical Equivalence

ON

• direct variation

• inverse variation

• neither

• both