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Exam (elaborations)

Oefentoets WisB H9 + aw - 5VWO

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Dit is een oefentoets van Wiskunde H9 uit het boek Getal en ruimte deel 3

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Oefenvragen 5Vwb

Opgave 1
Herleid tot één logaritme.
5
a log( 251 5)
4e
b 3ln  2   2 ln 2 (e3 )
e 
1
c 4
log(32)  4log(16)  4 log(8)


Opgave 2
Los algebraïsch en exact op.
a
5
log(x )  1 5 log( x  4)
1 1

b 2
log 2 ( x ) log( x )  6
2



c 2 x 3  2  x  6
d 6  ln( x  3)  7  12  ln( x  3)
e e2 x1  3 e2 x  0
f 2 2 x 1  2 x  4  4 x  2 x 1



Opgave 3
a) Welke vermenigvuldiging ten opzichte van de x-as levert bij de grafiek van y  ( 21 )
x


dezelfde beeldfiguur op als de translatie (4, 0)?
Licht je antwoord toe.
1

b) Welke translatie levert bij de grafiek van y  2 log( x ) dezelfde beeldfiguur op als de
vermenigvuldiging ten opzichte van de y-as met 8?
Licht je antwoord toe.


Opgave 4
1 1

Gegeven zijn de functies f ( x ) log(2 x ) en g ( x )  3 log( x  2) .
2 2



Los algebraïsch op f(x) ≤ g(x).


Opgave 5
Differentieer.
a f ( x)  2 x ln 2 ( x  1)
b g ( x )  x 2  1  e5 x
c h( x)  5log( x 4  1)
22 x 1
d j ( x)  1 x2
83
z.o.z.

, Opgave 6
Voor elke waarde van p is gegeven de functie f p ( x)  ( p  12 x 2 )e x .
a Bereken exact de extreme waarden van f 4 .

De grafiek van f 2 snijdt de x-as in de punten A(2, 0) en B.
b Stel algebraïsch de formule op van de lijn k die de grafiek van f 2 raakt in B.

Connected book
 image
Ehmke F Getal
Publisher: Unknown ISBN: 9789001842345 Edition: Unknown

Document information

Level
School year
5
Uploaded on
January 28, 2023
Number of pages
6
Written in
2022/2023
Type
Exam (elaborations)
Contains
Questions & answers
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