Operations of functions

Evaluate f(t)=-2t²+ 1 for f(-3)

• 19
  
• 37
• -17
• -11

Tags

CCSS.HSF.IF.A.2

What is the definition of a function?

• Has inputs and outputs

• Inputs have different outputs every time

• x-values and

  y-values

• Every input has only one output

Tags

CCSS.8.F.A.1

f(x) = 5x - 7

g(x) = 3x + 10

Find (f + g)(x).

• 8x² + 3

• 8x + 3

• 8x - 3

• 15x² - 70

Tags

CCSS.HSF-BF.A.1B

f(x) = 5x - 7

g(x) = 3x + 10

Find (f - g)(x).

• 2x - 3

• 2x + 17

• 2x + 3

• 2x - 17

Tags

CCSS.HSF-BF.A.1B

When f(x) = 9 - 3x and g(x) = 5x - 7

find f(x) + g(x).

• 14x - 10

• -8x + 2

• 2x + 2

• 2x - 2

Tags

CCSS.HSF-BF.A.1B

When f(x) = x² + 9 and 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

Evaluate the function for the given inputs.
For f(x) = -2x + 4,
find f(x) when x = -5

• f(-5) = -6

• f(-5) = -3

• f(-5) = 14

• f(-5) = 2

Tags

CCSS.HSF.IF.A.2

f(x)=x²-2x+1
Evaluate the function for f(-1).

• f(-1)=4

• f(-1)=0

• f(-1)=2

• f(-1)=-1

Tags

CCSS.HSF.IF.A.2

Find g(- 2).

• 12

• -2

• -24

• 18

Tags

CCSS.HSF.IF.A.2

Identify the range of the following relation:

• {-6, 14, 2, 28}

• {-6,14, 0, 32, 2, 38, 4,44}

• {-6, 0, 2, 4}

• {14, 32, 38, 44}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1