MATEMÀTIQUES APLICADES A LES CIÈNCIES SOCIALS 2n BTX Determina la funció derivada de les següents funcions: 1. f(x) = 5x3 + 4x2 – 3x + 2 2. f(x) = 3 x2 + 3 x 3. f(x) = (x2 + 3x) · ln x 4. f(x) = 2x + 3 3x – 1 5. f(x) = x+3 x – 3x +2 . 2 6. f(x) = 2x – 1 ex 7. f(x) = (x2 + 3x – 2)4 8. f(x) = ln (x4 + 3x2 + 2) 9. f(x) = ln x + 2 x–1 2 10. f(x) = ln x +1 x3 + 4x2 – 3x + 5 11. f(x) = 4 12. f(x) = ln 3x – 2 2x – 8 13. f(x) = ln (x3 – 2x) x2 + 3 14. f(x) = (8x2 + 3x) · (- 3x2) DERIVADES 15. f(x) = 3 5 x9 16. f(x) = (x2 – ln x) · ex 17. f(x) = x2 – 3 x2 18. f(x) = ex + 3 ln x 19. f(x) = 7 5 x12 x 20. f(x) = (8x2 – x – 1) · (– 3x2 + 3x) 21. f(x) = – x5 – log5 x + 12 22. f(x) = 2ex + log7 x ln x 23. f(x) = x12 ln x 24. f(x) = log x 8x 25. f(x) = 7x2 – 3x – 2x2 – 5 26. f(x) = 4x + ln x 27. f(x) = ln (5x) 28. f(x) = x2 7x 29. f(x) = log6 x5 30. f(x) = 3x3 – 3 x 31. f(x) = 3 4x – 5 32. f(x) = 5x · ln x 33. f(x) = (x3 + x) · e-x 34. f(x) = log (ln x) 35. f(x) = xe x2 + 1 36. f(x) = 2 37. f(x) = 2x (ex + 3) 38. f(x) = 7x · log5 x 39. f(x) = 5 · log x 2 · ln x x2 + 2 3 40. f(x) = log3 (x + 1) + 3