Functions, Inverses And

Is this graph a function or not a function? 

• Function 

• Not a Function 

What is the inverse of the points
(1,3)(2,4)(6,8)

• (3,1)(4,2)(8,6)

• (-3,-1)(-4,-2)(-8,-6)

• (1,3)(2,4)(6,8)

• (-1,-3)(-2,-4)(-6,-8)

Are the graphs inverses?

• yes

• no

Are the graphs inverses?

• yes

• no

Are the graphs inverses?

• yes

• no

Is this graph a function or not a function? 

• Function

• Not a Function

What is the best description?

• Not inverses, and both are functions

• Inverses, and both are functions

• Not inverse, and they are not both functions.

• Inverses, and they are not both functions.

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

• 19

• 23

• -10

• None of these.

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

• 3x² - 2

• 3x + 8

• 3x + 4

• None of these.

f(x) = (x-1)²

g(x) = 3x+4

h(x) = 3x-1

Find f(g(h(3)))

• 8

• 28

• 729

• 54