Function Notation

f(x) is the same thing as ______.

• y
• x
• input
• an equation

Tags

CCSS.HSF.IF.A.1

What is x if
f(x) = -2?

• 4
• 0
• 3
• 8

Tags

CCSS.HSF.IF.A.2

Given h(x) = 5 - 9x, find h(8). 

• h(8) = -360
• h(8) = -67

Tags

CCSS.HSF.IF.A.2

For the function f(x) = -3(x-1) find f(0).

• 0
• -3
• 3
• -1

Tags

CCSS.HSF.IF.A.2

What is f(1)?

• 1
• 5
• 0
• 4

Tags

CCSS.HSF.IF.A.2

Evaluate f(-2) if f(x) = x + 3

• -1
• 1
• 5
• -5

Tags

CCSS.HSF.IF.A.2

Let w(x) = 3x - 7. If w(x) = 14, find x.

• 7
• 35
• 2.33333
• -49

Tags

CCSS.HSF.IF.A.2

If f(x) = x - 5, what is the value of x when f(x) = 15?

• 20
• 10
• 5
• 0

Tags

CCSS.HSF.IF.A.2

f(x) = 9-3x
g(x) = 5x-7
Find f(x)+g(x). 

• 14x-10
• -8x+2
• 2x+2
• 2x-2

Tags

CCSS.HSF-BF.A.1B

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

• x²+x+9
• x²-x+9
• x²-x
• x²-x+18

Tags

CCSS.HSF-BF.A.1B