Quiz #3 Graphs & Functions

Given

 $f\left(x\right)=x^3+2x$  find the value of  $f\left(4c-1\right)$  .

Answer explanation

 $64c^3-48c^2+20c-3$  

Tags

CCSS.HSA.APR.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

What is the x-intercept shown on the graph?

• (2, 0)
• (-2, 0)
• (0, 3)
• (3, 0)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

What is the y-intercept shown on the graph?

• (0, -2)
• (3, 0)
• (0, 3)
• None of these.

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSS.ID.C.7

Evaluate f(-2) if f(x) = x²+ 3.

• -1
• 1
• 7
• -7

Tags

CCSS.HSF.IF.A.2

Which set of values is a function?

• (9,5) (10,5) (9,-5) (10,-5)
• (3,4) (4,-3) (7,4) (3, 8)
• (6,-5) (7, -3) (8, -1) (9, 1)
• (2, -2) (5, 9) (5, -7) (1, 4)

Tags

CCSS.8.F.A.1

Which of the following is a function?

• 
• 
• 
• 

Tags

CCSS.8.F.A.1

Determine the x-intercepts. (Check ALL that apply!)

• -4

• -2

• 0

• 1

• 3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.11

What is the location of the absolute maximum for the graphed function?

• 1

• 3

• 4

• 5

• Does Not Exist

Tags

CCSS.HSF-IF.C.7A

What is the Range?

• {-3, -1, 1, 3, 5, 7, 9}
• {-3, -2, -1, 0, 1, 2, 3}
• -3 ≤ x ≤ 3
• -3 ≤ x ≤ 9

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the Domain?

• {-3, -1, 1, 3, 5, 7, 9}
• {-3, -2, -1, 0, 1, 2, 3}
• -3 ≤ x ≤ 3
• -3 ≤ x ≤ 9

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5