|
Examenopgaven |
VWO A1 |
|
HAVO B2 |
|
|
|
|
OPGAVEN |
|
|
Los op (twee decimalen): |
|
|
1. |
1 + 2x4 = 13 |
|
|
2. |
x5 - 5 = 8 |
|
|
3. |
x6 - 6 = 43 |
|
|
4. |
3 + 2x8 = -4 |
|
|
|
|
|
|

|
|
|
OPLOSSINGEN |
|
|
1. |
2x4 = 12
Þ x4 = 6 Þ
x = 61/4 V x = -61/4 Þ
x =
± 1,57 |
|
|
2. |
x5 = 13 Þ
x = 131/5 Þ
x = 1,67 |
|
|
3. |
x6 = 49
Þ
x = 491/6 V x
= -491/6
Þ
x =
± 1,91 |
|
|
4. |
2x8 = -7
Þ
x8
= -3,5 heeft geen oplossing |
|
|
|
|
|
|
 |