Problem

1:

Use

the

graph

to

answer

the

questions

below.

(@

Jim

f()

=

O

()

lim

o)

IS0

L

\

(©

f(-3)=

DNE

(@

lim

£G)

=

3

(e)

lim

£

(x)

=0ONE

™\

Of=12

(&)

lim

f(x)

=

2

(h)

f(2)

=

DNE

(i)

At

which

x

values

is

f(x)

discontinous?

|,

1

(j)

At

which

x

values

is

f(x)

not

differentiable?

—

A

|

Problem

2:

|

-F'()()—.\lm

n->0

ey

=

oy

_.——-—--":'"""‘

a.

Exactly

ONE

of

these

limits

represents

the

derivative

of

a

function.

Circle

that

ONE

limit.

(3x2—5x+7+h)—(3x*—5x+7)

i

'l'i_gg

h

.

(Bx*-5x+7+h)+(Bx*-5x+7)

il.

Llixtl)

h

m(3(x+h)2—5(x+h)+7)—(3x2—Sx+7)

Illi—-o

h

iv.

li

i

B

+h)2—5(x+h)+7)+@x2—5x+7)

m

h—0

h

b.

For

ONLY

the

limit

that

you

circled

in

part

(a),

the

limit

represents

the

derivative

of

what

function?

RX):

INTomy

rT