1.2-1.3 Understanding Function Notation

If h(x) = 5 - x, what is h(2)?

• 3

• 7

• 2

• 5

If m(x) = 4x, what is the input "x" if m(x) = 20?

• 2

• 4

• 5

• 6

Given q(x) = x + 8, if the output is 15, what is the input?

• 7

• 8

• 15

• 23

A taxi company charges a flat fee of $2 plus $3 per mile. If the cost function is C(x) = 3x + 2, where x is the number of miles, what is the cost for a 5-mile trip?

• $15

• $17

• $13

• $20

A movie theater charges $8 per ticket. The total cost for x tickets is given by T(x) = 8x. If you buy 6 tickets, what is the total cost?

• $14

• $48

• $42

• $36

A cell phone plan charges a monthly fee of $10 plus $0.05 per text message sent. The total monthly cost is given by

• $15

• $20

• $10

• $5

f(x) is the same thing as ______.

• y

• x

• input

• an equation

• TV channel

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

Tags

CCSS.HSF.BF.A.1

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

CCSS.HSF.LE.A.2

What is the domain?

• the set of all x-values

• the set of all y-values

• a special type of function

• a function with more than 1 output for every input

• Same as an output

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2