F21 Alg2 Unit 4 Test

What is a rational function?

• function made by dividing two polynomials

• function made by subtracting two polynomials

• function made by multiplying two polynomials

• function made by adding two polynomials

Tags

CCSS.HSF-IF.C.7D

• x = -5

• x = 5

• x = 6

• x = -6

Tags

CCSS.HSF-IF.C.7D

Is the sequence arithmetic?

37, 31, 25, 19, ...

• yes

• no

Tags

CCSS.HSF.BF.A.2

Identify the common difference.97, 86, 75, 64, ...

• 8

• 11

• -11

• -8

Tags

CCSS.HSF.BF.A.2

What kind of function represents a geometric sequence?

• Exponential

• Constant

• Quadratic

• Linear

What kind of function represents an arithmetic sequence?

• Exponential

• Linear

• Constant

• Quadratic

Tags

CCSS.HSF.BF.A.2

Find the common ratio for the geometric sequence.

10, 20, 40, 80, . . .

• 10

• 2

• 4

• 1/2

Tags

CCSS.HSF.BF.A.2

If the decay rate is 20%, which of the following represent the decay factor in the equation? (this is the "change" number)

• 0.2

• 0.8

• 1.2

• 1.8

Tags

CCSS.HSF-IF.C.8B

If the growth rate is 80%, what is the growth factor in the equation? (this is the "change" number)

• 0.2

• 0.8

• 1.2

• 1.8

Tags

CCSS.HSF-IF.C.8B

 A flea medicine breaks down at a rate of 20% per hour. The initial dose is 60 milligrams. Which of the following represent the equation the models the amount of flea medicine left in an animal?

Tags

CCSS.HSF.LE.A.2