Oefeningen H5 Lineaire Functie

klinkklare FUNCTIE

5. 8.1 .




( 2,2 ) o ( 5,4 )



a ( ✗ ✗ 1)
s
+
y
-
-
-




Yz s
23
a : -
: 4-2 =



✗ 2 -
✗n 5-2

2 ( ✗ 2) + 2
y
-
=


3


= 2 ✗ -
4 + 6
3 3 3




2g
= ✗ + 2
3




5.8.2


-4
a.
JCX ) =


?
= >
JCX ) = -
4

(3 -
✗) ( 3- ✗ ) ( 3-×)
.




nulpunten : 3- ✗ = ◦ < ✗ =3




teken verloop :




Ë
3- ✗ + t 0 - -




flx ) - -
| -
-




2
4×3 2
(
b
f( x ) = ✗
fcx ) : ✗ 1 ↳ × )
- -

,




✗ -
1 ✗ - 1




2=0
nulpunten : ✗ (= ) ✗ = 0


1- ↳ ✗ = ◦ ✗ =
I ,
✗ -1 = 0 (= ) ✗ = 1




teken verloop :

✗ - as 0 £ ,
1 tas

2 t t t t +
✗ t t 0 +


1- 4/1 t
- - -

t t t 0
-




✗ -1 - - - - - - 0 + +




flx )
0 + - -
-
-
0 -




'
( +2M ) ( 3M )
C.
fcx ) = ✗ .
✗ -




( 11×-1 ) ( f .
- × ) . ( 9- ✗ )


nulpunten : ✗ + ② = ◦ ( ✗ = -2T
( ✗ -

F) 2=01--3 ✗ = 3T
11×-1=0 ( =) ✗ = 1111

8- ✗ = ◦ ( =) ✗ = 8
9- ✗ = ◦ (=) ✗ = 9



teken verloop :

d-
✗ - as -
V2 11
③ 8 g + as


✗ +2M -
-
0 + + t t t t t t t t

t t t t t
0 + + +
11×-1
- - -
-




' t t t t
( x-P ) t t t t t t 0 t t

t t t t +
8- + t
-

t
- - -
✗ 0


9- t t t t t 0
-
✗ t + + +
-
t



t 0 + -

1- +
fcx ) t t 0 -




ij