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OPGAVEN |
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1. |
Ontbind in factoren: 3x2 - 21x
+ 30 |
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2. |
Ontbind in factoren: 1/2x2
- 5x - 12 |
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3. |
Ontbind in factoren: sin2x - 3sinx + 2 |
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4. |
Ontbind in factoren: x4 + 2x2
- 3 |
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OPLOSSING |
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1. |
3(x2 - 7x +
10) = 3(x - 5)(x - 2) |
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2. |
1/2(x2
- 10x - 24) = 1/2(x
- 12)(x + 2) |
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3. |
(sinx - 2)(sinx -
1) |
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4. |
(x2 - 1)(x2 +
3) |
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