Untitled

=

=

=

f

=

:

2884

Students

→

LEITER 4-

RADES

DOMAIN CODOWUAIN

RANGE

12

=

-

Z

=

{

01

Ii

4

,

9.

16,25

-

.

}

'µ

Dyoma

f

:

R

Codomaln

Range

{

-

:

R

=

I

}

o

R

-

{

0

}

cobomain

R

Domain CODOMAM

Range

21

=

=

=

Z

A

xz

(all pairs

of

ints

)

( fca , n3=m3 %

EI

:

gcn ya

⇒

flu )=n3 #

fans )

zTn3 3✓F3

new

one-to-one

Assume ⇒

⇒

-

is

)=n2

=

±n=Im

g(ns=gCwJc⇒n2=m2 ⇒

gcmlsonhho.o.ec#ETp18:gC2J=gGD=4 But

2*-2

-

=

-

±

Mtn

Cb

=

-

n

)tn

=

b

-

Also

faun )

=

Dispose

n=o

,

f

(

3

,

-3

one-to-one

n#

is

Mtn

¢

)

=

web

⇒

f

(21-2)=0

m+n=otb-

b

=

=

-

hope

BK

2

radar

noofkoenkffne

not

onboard www.r.ag.aaaaa

one

to

one

f

f

f-

→

→

r

¥

'

¥

0

F fizz c '

.

Hultman

DOMAIN

CODOMAIN

=

flx1=×2

st

f-

:

.

f

=

=

:R+→Rt

R+U{o}→R+U{

03

Rot

EREATEN -1.25 •

•

°

1. 5

Ld

2.75

Txt

Int

(2.7-5)=2

Inf

-3.757=-3

+

resttz

|_|

=

3+25 .

÷ E.

TRUE

7

→

=

=

=a§

=