Function Notation

If f(x) = 2x + 1, what would be your first step to find f(1)?

• Plug a 1 in for all the x's

• Set the function equal to 1

• Only plug a 1 into the left side

• Only plug a 1 into the right side

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

If f(x) = 2x + 1, find f(1).

• f(1) = 1

• f(1) = 4

• f(1) = 0

• f(1) = 3

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

If f(x) = -3x - 8, find f(-1).

• f(-1) = 5

• f(-1) = -5

• f(-1) = -12

• f(-1) = -10

Tags

CCSS.HSF.IF.A.2

If f(x) = 6x - 9, find f(4).

• (4, 1)

• (4, 33)

• (4, 15)

• (4, -7)

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

g(x) = 3x + 1
g(2) = _______

• 6
• 7
• 8
• 9

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

f(x) = x² + 7
x(2) = ______

• 10
• 11
• 13
• 12

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

f(x) is the same thing as ______.

• y
• x
• input
• an equation

Tags

CCSS.HSF.IF.A.1

• 6

• -6

• 14

• -14

Tags

CCSS.8.F.A.1

CCSS.8.F.A.3

• 16

• 48

• -28

• 4

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.1

• -67

• 67

• 77

• -77

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2