AAF Unit 1 Review

Is this a one-to-one function?

• Yes, it is a function and it is one-to-one

• No, it is a function, but it is not one-to-one

• No, it is not a function

What is the domain of the graph?

• -3 ≤ x ≤ 3
• 3 ≤ x ≤ -3
• -2 ≤ x ≤ 10
• -3 ≤ x ≤ 10

What is the range of the graph?

• -2 < y < 10
• -3 < x < 3
• -2 ≤ y ≤ 10
• -3≤ x ≤ 3

What is the range of the inverse of this graph?

• -2 < y < 10
• -3 < y < 3

• -2 ≤ y ≤ 10
• -3≤ x ≤ 3

Is the inverse of this graph a function?

• Yes, the original graph passes the Vertical Line Test

• Yes, the original graph passes the Horizontal Line Test

• No, the original graph fails the Vertical Line Test

• No, the original graph fails the Horizontal Line Test

Which is the domain of the following?

• (−∞, 3) and (3, +∞)

• (−∞, -3) and (-3, +∞)

• (−∞, 2) and (2, +∞)

• (−∞, 6) and (6, +∞)

State the domain:

• (-oo, -4) U (-4, oo)

• [-4, oo)

• (-oo, -4]

• (-oo, oo)

State the domain

• (-oo, -1) U (-1, oo)

• [-1, oo)

• (-oo, -1]

• (-1, oo)

State the domain:

• (-oo, 3) U (3, oo)

• (-oo, 3]

• (-oo, 3)

• (3, oo)

f(x) = x²+9
g(x) = x-9
Find f(x)-g(x). 

• x²+x+9
• x²-x+9
• x²-x
• x²-x+18