~

^

What Did the Baby Porcupine SayWhen It Backed Into a Cactus?•̂ •̂ •̂•••̂ ••••̂ •••••̂ •̂̂ •̂••••••iDetermine which of the relations below are functions. Find the number of eachrelation that is a function at the bottom of the page and cross out the letter ^below it. When you finish, the answer to the title question will remain.

© {(-2,7), (-1,5), (0,3), (1,1), (2,1)} -f

{(-7, 20), (3, 5), (0, 5), (-2, 0), (6, -4), (-6, -9), (4, 4)}

{(4, 8), (-3, -2), (9, 6), (2, -1), (-4, -5), (2, 7), (-8, 0)}

4-T-Dof

OBJECTIVE 1-a: To determine whether or not a relation is a function.ALGEBRA WITH PIZZAZZ! H 7C

© Creative Publications I /O

What Did They Call the Duck WhoBecame a Test Pilot?

Follow the directions given for each section. Cross out each box in the rectanglebelow that contains a correct answer. When you finish, print the letters from theremaining boxes in the spaces at the bottom of the page.

I For each function, find the indicated values.T) f(x) = 2x-5

f(x)=x2-4g(x) = x2-7x+1

x + 3

A. f(6) 7A. f(12)A. g(3) - / 1

B. f(1)B. f(-2)B. g(0)

h(x) = x2 + x - 6 A. B. fi-

Find the range of each function for the given domain.T) f(x) = 3x + 2 D = {-2, 0, 2}

g(x) = 9-5x D = {-3,-1,1}

F(x) = 2x2 -

f - 6

(10) G(n) = -n2 + 2n + 3

D = {4, 0, -4}

D = {-2, 1,4}

SK{49, 1, 31}

BE{24, 14,4}

DU

1 E

Y0

ER{-5, 0}

CK

{-4, 7, 12}

p E

S12

ST

(-5, 4}

MB

140

.

AF{49, -1,9}

QU32

IN

{-4, 2, 8}

(3

E{-16,0}

IT13H

{-4,3, 12}

IL7

-3

ER

{-4,2, -1}

c K.

LY{-16,8, -2}

A{24, 14, -7}

UP

1 ,1

^

1 7C ALGEBRA WITH PIZZAZZ!I / O © Creative Publications

A- -f/HOBJECTIVE 1-b: To find values of a function; to

find the range of a function for a given domain.

'h -f