Math 1 Extended_U3.2

How do you read f(x)?

• f x

• f of x

• f parenthesis x

• f with an x inside parenthesis

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

f(x) is the same thing as ______.

• y

• x

• input

• an equation

Tags

CCSS.HSF.IF.A.1

If a question asks you to find f(2), what does that mean?

• Let x = 2

• Let y = 2

Tags

CCSS.HSF.IF.A.2

If f(x) = 2x+1, what would the function look like once you substitute in a 1 to find f(1)?

• f(x) = 21+1

• f(1) = 2 (1) + 1

• f(1) = 2x (1) + 1

Tags

CCSS.HSF.IF.A.2

$f\left(x\right)=5x-12$ What is $f\left(-4\right)$

• -32

• -3

• -12

• 3

Tags

CCSS.HSF.IF.A.2

• 32

• 0

• -4

• 77

Tags

CCSS.HSF.IF.A.2

Which of the following best describes a reasonable range for this situation?

• All real numbers greater than or equal to 0 and less than or equal to 400
• All real numbers greater than or equal to 0 and less than or equal to 25
• All real numbers less than or equal to 25
• All real numbers greater than or equal to 400

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.2

CCSS.HSA.CED.A.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

CCSS.HSA.SSE.A.1

What is the range of the function?

• {2,3,4,5}

• {8,9,10,11}

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

What is the domain of the relation shown in the table?

• {12}

• {6, 18}

• {3, 9, 15, 16}

• {13}

Tags

CCSS.HSF.IF.B.5

The function c(m) = 1.45m + 3.50 represents the cost of a taxi for m miles.
What does c(7) represent?

• A cost of $7 to ride the taxi
• The cost to ride 7 miles
• The minimum distance to ride a taxi
• The minimum cost of a taxi

Tags

CCSS.HSF.LE.B.5