Negatieve exponent (reeks 1)

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Zet om naar een positieve exponent

1. \(-20^{-2}\)
2. \(-11^{-3}\)
3. \(3^{-3}\)
4. \(-20^{-4}\)
5. \((-18)^{-2}\)
6. \((-11)^{-2}\)
7. \((-7)^{-3}\)
8. \((-15)^{-2}\)
9. \(-18^{-4}\)
10. \(-10^{-4}\)
11. \(-1^{-4}\)
12. \(-4^{-2}\)

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Zet om naar een positieve exponent

Verbetersleutel

1. \(-20^{-2}=-\left(\frac{1}{20}\right)^{2}=- \frac{1}{20^{2}}=- \frac{1}{400}\)
2. \(-11^{-3}=-\left(\frac{1}{11}\right)^{3}=- \frac{1}{11^{3}}=\ldots \text{ZRM}\)
3. \(3^{-3}=\left(\frac{1}{3}\right)^{3}= \frac{1}{3^{3}}=\ldots \text{ZRM}\)
4. \(-20^{-4}=-\left(\frac{1}{20}\right)^{4}=- \frac{1}{20^{4}}=\ldots \text{ZRM}\)
5. \((-18)^{-2}=\left(-\frac{1}{18}\right)^{2}= \frac{1}{18^{2}}= \frac{1}{324}\)
6. \((-11)^{-2}=\left(-\frac{1}{11}\right)^{2}= \frac{1}{11^{2}}= \frac{1}{121}\)
7. \((-7)^{-3}=\left(-\frac{1}{7}\right)^{3}=- \frac{1}{7^{3}}=\ldots \text{ZRM}\)
8. \((-15)^{-2}=\left(-\frac{1}{15}\right)^{2}= \frac{1}{15^{2}}= \frac{1}{225}\)
9. \(-18^{-4}=-\left(\frac{1}{18}\right)^{4}=- \frac{1}{18^{4}}=\ldots \text{ZRM}\)
10. \(-10^{-4}=-\left(\frac{1}{10}\right)^{4}=- \frac{1}{10^{4}}=- \frac{1}{10000}\)
11. \(-1^{-4}=-\left(\frac{1}{1}\right)^{4}=- \frac{1}{1^{4}}=-1\)
12. \(-4^{-2}=-\left(\frac{1}{4}\right)^{2}=- \frac{1}{4^{2}}=- \frac{1}{16}\)