Respuesta :

[tex]\frac{15d^4}{3d^9}[/tex]

Divide the whole numbers, and since the base is the same (d) subtract the exponents:

[tex](\frac{15}{3})d^{(4-9)}[/tex][tex]5d^{-5}[/tex]

Express as a positive exponent

[tex]\frac{1}{5d^5}[/tex]