Unit 5 Review

Obj 1

100

k(x) = 2x² - 9

when k(1)

-7

200

f(x) = x² + x – 4

when f(0)

-4

300

h(x) = -3x – 20

when h(6)

-38

400

k(x) = 2x2 - 9

when k(10)

191

500

g(x) = -1/2 x +2

when g(-6)

5

Obj 2

100

g(h(3))

which function would you do first? 

h

200

f(g(h(3)))

which function would you solve second

g

300

When solving complex functions, you solve how? 

inside to outside

400

k(x) = 2x²

g(x) = 4x – 5

Solve 

k(g(2))

18

500

f(x) = -5x

h(x) = x² + 3x

f(h(-3))

0

Obj 3

100

What are the recommended input values for a table of values? 

-2, -1, 0, 1, 2

200

What is the output if the input is -5

f(x) = -4x

20

300

What is the output if the input is -4

f(x) = 2x – 1

-9

400

f(x) = -5/3x + 2

What is a good input for this function? 

Anything that is a multiple of 3

500

f(x) = -5/3x + 2

what is the output if the input is -15

27

Obj 4

100

For function A 

If x = -5, y = ?

8

200

For function A

When the input-value 5, what is the output-value?

4

300

For function A 

If the output-value is 10, what is the input-value?

-10

400

In function C, find the output if the input is 10.

15

500

In function D, find f(18).

12

Obj 5

100

Create a linear function from each table of values in #1

7x + 1

200

Create a linear function from each table of values in #2

-2x – 2

300

Create a linear function from each table of values from #3

5x + 11

400

Create a linear function from each table of values from #6

-4x + 2

500

Create a linear function from each table of values from #9

2x - 21