Study Guide Unit 1 (2.1 & 2.2)

The first term of a sequence is -15.  The recursive formula for the sequence is an-1 +7.  What are the next 3 terms in the sequence?

• -8, -1, 6
• -8, 1, 8
• -1, 6, 13
• -15, -8, -1

Tags

CCSS.HSF.BF.A.2

Which recursive formula is represented by the sequence shown on the table?

Tags

CCSS.HSF.IF.A.3

Which equation represents the linear function shown on the coordinate plane?

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CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Which function describes the arithmetic sequence shown?

5, 11, 17, 23, 30,...

• f(x) = -6x + 1

• f(x) = -5x - 1

• f(x) = 5x -1

• f(x) = 6x - 1

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Consider the first five terms of an arithmetic sequence.

-12, -32, -52, -72, and -92

Which explicit formula defines the given arithmetic sequence?

Tags

CCSS.HSF.BF.A.2

Consider the first five terms of an arithmetic sequence.

-12, -32, -52, -72, and -92

How do you define the sequence using function notation?  Assume the domain is all natural numbers.

• f(x) = - 20x + 8

• f(x) = - 20x -12

• f(x) = 20x - 12

• f(x) = - 20x - 8

Tags

CCSS.HSF.BF.A.2

Stephen, a delivery worker, earns $300 per week for working 40 hours.  He will earn $15 for every hour he works over 40 hours.  A delivery worker can work a maximum of 60 hours in a week.

Which of the following graphs best represents Stephen’s weekly earnings (in dollars) if he works h hours over 40?

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7B

x axis, x intercept, origin, y axis, y intercept

• a) x axis

  b) origin

  c) x intercept

  d) y intercept

  e) y axis

• a) x intercept

  b) origin

  c) y intercept

  d) x axis

  e) y axis

A fighter jet descends from an altitude of 1000 feet at a rate of 90 feet per minute.  The graph of this situation is shown below.

What is the zero of this function?

• 11

• 1000

• 1

• 1800

Tags

CCSS.HSF.LE.B.5