9/8 - Live Zoom Activity - Evaluating Functions

 $If\ f\left(x\right)=6x^2-4,\ what\ is\ the\ value\ of\ f\left(-1\right)$  

•  $-2$  
  

•  $13$  
  

•  $2$  
  

•  $0$  
  

Tags

CCSS.HSF.IF.A.2

 $Given\ f\left(x\right)=-4x-10,\ for\ what\ values\ of\ x\ will\ f\left(x\right)=10?$  

•  $x=-5$  
  

•  $x=5$  
  

•  $x=-50$  
  

•  $x=30$  
  

Tags

CCSS.HSF.IF.A.2

 $Given\ f\left(x\right)=x^2-8,\ evaluate\ f\left(2\right)-f\left(3\right)$  

•  $-7$  
  

•  $5$  
  

•  $-1$  
  

•  $-5$  
  

Tags

CCSS.HSF.IF.A.2

What is the value of x when f(x) = 16?

• x = 4 only

• x = 4 and x = 8

• x = 16

• Not on the graph

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Given f(x) = 3x + 10
and g(x) = x - 2
Find f(g(5))

• 19
• 23
• -10
• None of these.

Tags

CCSS.HSF-BF.A.1C

What is f(g(3))?

• 1/8

• 8

• 1/4

• 1/2

Tags

CCSS.HSF-BF.A.1C

Given that f(x) = x² + x and g(x) = 3x + 1, find the value of g(f(-2)).

• -14
• 20
• 6
• 7

Tags

CCSS.HSF-BF.A.1C

 $Given\ f\left(x\right)=x^2-4\ and\ g\left(x\right)=2x-10,$   $evaluate\ 2\cdot f\left(3\right)-3\cdot g\left(-1\right)$  

Tags

CCSS.HSF.IF.A.2

f(x) = 3x + 10
g(x) = x - 2
Find (f∘g)(0)

• 16
• 4
• -4
• None of these.

Tags

CCSS.HSF-BF.A.1C

• 4

• 8

• 6

• 18

Tags

CCSS.HSF.IF.A.2