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Logaritmes
  • 1. Troba el valor de x: 5x=4
  • 2. Resol l'equació: 2x+1=1024
  • 3. Troba el valor de x: 5x+2=1/125
  • 4. Sabent que log5 2=0.43 Calcula log5 8
  • 5. Calcula log3 25
  • 6. Expressa x en funció de a i b: logx=2loga -logb
  • 7. Sabent que loga=1.23, calcula log100a
  • 8. Calcula el valor de x sabent que log3 x=5
  • 9. Calcula log3 (1/3)
  • 10. Sabent que ln2=0.69315 i ln3=1.09861 Calcula ln6.
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