1. y = x³
Solucion. dy = d (x³) = 3 x²
dx dx
2. y= ax^4 - bx²
Solucion. dy = d (ax^4 - bx²) = d (x^4) - d (bx²)
dx dx dx dx
= a d (x^4) - b d (x²)
dx dx
= 4 ax³ - 2 bx
3. y = x^4/³ + 5
Solucion. dy = d (x^4/³) + d (5)
dx dx dx
= /³ x ¹/³.
4. y = (x²-3) x^5
Solucion. dy = 5(x²-3) x^4 d (x²-3)
dx dx
[ v = x²-3 y n=5 ]
= 5 (x² - 3) ^4.2 x = 10 x (x²-3)^4
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